- 增加 人大金仓 OdbcKingbaseES 实现；#325

Examples/base_entity/Program.cs

@@ -42,15 +42,6 @@ namespace base_entity
 
         static void Main(string[] args)
         {
-            var conn = new OdbcConnection("Driver={KingbaseES 8.2 ODBC Driver ANSI};Server=127.0.0.1;Port=54321;UID=USER2;PWD=123456789;database=TEST");
-            conn.Open();
-            var cmd = conn.CreateCommand();
-            cmd.CommandText = "insert into cc2.IDETB01(C1) values(1),(2)";
-            cmd.ExecuteNonQuery();
-            cmd.CommandText = "select C1 from cc2.\"IDETB01\" where rownum < 2";
-            var idw = cmd.ExecuteScalar();
-            conn.Close();
-
             #region 初始化 IFreeSql
             var fsql = new FreeSql.FreeSqlBuilder()
                 .UseAutoSyncStructure(true)

FreeSql.DbContext/FreeSql.DbContext.xml

@@ -486,5 +486,14 @@
             <param name="that"></param>
             <returns></returns>
         </member>
+        <member name="M:Microsoft.Extensions.DependencyInjection.FreeSqlRepositoryDependencyInjection.AddFreeRepository(Microsoft.Extensions.DependencyInjection.IServiceCollection,System.Action{FreeSql.FluentDataFilter},System.Reflection.Assembly[])">
+            <summary>
+            批量注入 Repository，可以参考代码自行调整
+            </summary>
+            <param name="services"></param>
+            <param name="globalDataFilter"></param>
+            <param name="assemblies"></param>
+            <returns></returns>
+        </member>
     </members>
 </doc>

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/Curd/KingbaseESDeleteTest.cs

@@ -0,0 +1,106 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESDeleteTest
+    {
+
+        IDelete<Topic> delete => g.kingbaseES.Delete<Topic>(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+
+        [Table(Name = "tb_topic22211")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int? Clicks { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+
+        [Fact]
+        public void Dywhere()
+        {
+            Assert.Null(g.kingbaseES.Delete<Topic>().ToSql());
+            var sql = g.kingbaseES.Delete<Topic>(new[] { 1, 2 }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1 OR \"ID\" = 2)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new Topic { Id = 1, Title = "test" }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1 OR \"ID\" = 2)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new { id = 1 }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.kingbaseES.Delete<MultiPkTopic>(new[] { new { Id1 = 1, Id2 = 10 }, new { Id1 = 2, Id2 = 20 } }).ToSql();
+            Assert.Equal("DELETE FROM \"MULTIPKTOPIC\" WHERE (\"ID1\" = 1 AND \"ID2\" = 10 OR \"ID1\" = 2 AND \"ID2\" = 20)", sql);
+        }
+        class MultiPkTopic
+        {
+            [Column(IsPrimary = true)]
+            public int Id1 { get; set; }
+            [Column(IsPrimary = true)]
+            public int Id2 { get; set; }
+            public int Clicks { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+
+        [Fact]
+        public void Where()
+        {
+            var sql = delete.Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            sql = delete.Where("id = :id", new { id = 1 }).ToSql().Replace("\r\n", "");
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (id = :id)", sql);
+
+            var item = new Topic { Id = 1, Title = "newtitle" };
+            sql = delete.Where(item).ToSql().Replace("\r\n", "");
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            sql = delete.Where(items).ToSql().Replace("\r\n", "");
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+        }
+        [Fact]
+        public void ExecuteAffrows()
+        {
+
+            var id = g.kingbaseES.Insert<Topic>(new Topic { Title = "xxxx", CreateTime = DateTime.Now }).ExecuteIdentity();
+            Assert.Equal(1, delete.Where(a => a.Id == id).ExecuteAffrows());
+        }
+        [Fact]
+        public void ExecuteDeleted()
+        {
+
+            //var item = g.kingbaseES.Insert<Topic>(new Topic { Title = "xxxx", CreateTime = DateTime.Now }).ExecuteInserted();
+            //Assert.Equal(item[0].Id, delete.Where(a => a.Id == item[0].Id).ExecuteDeleted()[0].Id);
+        }
+
+        [Fact]
+        public void AsTable()
+        {
+            Assert.Null(g.kingbaseES.Delete<Topic>().ToSql());
+            var sql = g.kingbaseES.Delete<Topic>(new[] { 1, 2 }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1 OR \"ID\" = 2)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new Topic { Id = 1, Title = "test" }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1 OR \"ID\" = 2)", sql);
+
+            sql = g.kingbaseES.Delete<Topic>(new { id = 1 }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1)", sql);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/Curd/KingbaseESInsertOrUpdateTest.cs

@@ -0,0 +1,205 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESInsertOrUpdateTest
+    {
+        IFreeSql fsql => g.kingbaseES;
+
+        [Fact]
+        public void InsertOrUpdate_OnlyPrimary()
+        {
+            fsql.Delete<tbiou01>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
+            var sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU01""(""ID"") VALUES(1)
+ON CONFLICT(""ID"") DO NOTHING", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU01""(""ID"") VALUES(1)
+ON CONFLICT(""ID"") DO NOTHING", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU01""(""ID"") VALUES(2)
+ON CONFLICT(""ID"") DO NOTHING", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU01""(""ID"") VALUES(1), (2), (3), (4)
+ON CONFLICT(""ID"") DO NOTHING", sql);
+            Assert.Equal(2, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new[] { new tbiou01 { id = 1 }, new tbiou01 { id = 2 }, new tbiou01 { id = 3 }, new tbiou01 { id = 4 } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU01""(""ID"") VALUES(1), (2), (3), (4)
+ON CONFLICT(""ID"") DO NOTHING", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+        }
+        class tbiou01
+        {
+            public int id { get; set; }
+        }
+
+        [Fact]
+        public void InsertOrUpdate_OnePrimary()
+        {
+            fsql.Delete<tbiou02>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU02""(""ID"", ""NAME"") VALUES(1, '01')
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU02""(""ID"", ""NAME"") VALUES(1, '011')
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU02""(""ID"", ""NAME"") VALUES(2, '02')
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "01" }, new tbiou02 { id = 2, name = "02" }, new tbiou02 { id = 3, name = "03" }, new tbiou02 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU02""(""ID"", ""NAME"") VALUES(1, '01'), (2, '02'), (3, '03'), (4, '04')
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new[] { new tbiou02 { id = 1, name = "001" }, new tbiou02 { id = 2, name = "002" }, new tbiou02 { id = 3, name = "003" }, new tbiou02 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU02""(""ID"", ""NAME"") VALUES(1, '001'), (2, '002'), (3, '003'), (4, '004')
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbiou02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
+        }
+        class tbiou02
+        {
+            public int id { get; set; }
+            public string name { get; set; }
+        }
+
+        [Fact]
+        public void InsertOrUpdate_TwoPrimary()
+        {
+            fsql.Delete<tbiou03>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU03""(""ID1"", ""ID2"", ""NAME"") VALUES(1, '01', '01')
+ON CONFLICT(""ID1"", ""ID2"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "02", name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU03""(""ID1"", ""ID2"", ""NAME"") VALUES(1, '02', '011')
+ON CONFLICT(""ID1"", ""ID2"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 2, id2 = "02", name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU03""(""ID1"", ""ID2"", ""NAME"") VALUES(2, '02', '02')
+ON CONFLICT(""ID1"", ""ID2"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "01" }, new tbiou03 { id1 = 2, id2 = "02", name = "02" }, new tbiou03 { id1 = 3, id2 = "03", name = "03" }, new tbiou03 { id1 = 4, id2 = "04", name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU03""(""ID1"", ""ID2"", ""NAME"") VALUES(1, '01', '01'), (2, '02', '02'), (3, '03', '03'), (4, '04', '04')
+ON CONFLICT(""ID1"", ""ID2"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new[] { new tbiou03 { id1 = 1, id2 = "01", name = "001" }, new tbiou03 { id1 = 2, id2 = "02", name = "002" }, new tbiou03 { id1 = 3, id2 = "03", name = "003" }, new tbiou03 { id1 = 4, id2 = "04", name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU03""(""ID1"", ""ID2"", ""NAME"") VALUES(1, '01', '001'), (2, '02', '002'), (3, '03', '003'), (4, '04', '004')
+ON CONFLICT(""ID1"", ""ID2"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME""", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbiou03>().Where(a => a.id1 == 1 && a.id2 == "01" || a.id1 == 2 && a.id2 == "02" || a.id1 == 3 && a.id2 == "03" || a.id1 == 4 && a.id2 == "04").ToList();
+            Assert.Equal(4, lst.Where(a => a.name == "00" + a.id1).Count());
+        }
+        class tbiou03
+        {
+            [Column(IsPrimary = true)]
+            public int id1 { get; set; }
+            [Column(IsPrimary = true)]
+            public string id2 { get; set; }
+            public string name { get; set; }
+        }
+
+        [Fact]
+        public void InsertOrUpdate_OnePrimaryAndVersionAndCanUpdate()
+        {
+            fsql.Delete<tbiou04>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU04""(""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") VALUES(1, '01', 0, current_timestamp)
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME"", 
+""VERSION"" = ""TBIOU04"".""VERSION"" + 1", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU04""(""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") VALUES(1, '011', 0, current_timestamp)
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME"", 
+""VERSION"" = ""TBIOU04"".""VERSION"" + 1", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU04""(""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") VALUES(2, '02', 0, current_timestamp)
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME"", 
+""VERSION"" = ""TBIOU04"".""VERSION"" + 1", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "01" }, new tbiou04 { id = 2, name = "02" }, new tbiou04 { id = 3, name = "03" }, new tbiou04 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU04""(""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") VALUES(1, '01', 0, current_timestamp), (2, '02', 0, current_timestamp), (3, '03', 0, current_timestamp), (4, '04', 0, current_timestamp)
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME"", 
+""VERSION"" = ""TBIOU04"".""VERSION"" + 1", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new[] { new tbiou04 { id = 1, name = "001" }, new tbiou04 { id = 2, name = "002" }, new tbiou04 { id = 3, name = "003" }, new tbiou04 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU04""(""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") VALUES(1, '001', 0, current_timestamp), (2, '002', 0, current_timestamp), (3, '003', 0, current_timestamp), (4, '004', 0, current_timestamp)
+ON CONFLICT(""ID"") DO UPDATE SET
+""NAME"" = EXCLUDED.""NAME"", 
+""VERSION"" = ""TBIOU04"".""VERSION"" + 1", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbiou04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
+        }
+        class tbiou04
+        {
+            public int id { get; set; }
+            public string name { get; set; }
+            [Column(IsVersion = true)]
+            public int version { get; set; }
+            [Column(CanUpdate = false, ServerTime = DateTimeKind.Local)]
+            public DateTime CreateTime { get; set; }
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/Curd/KingbaseESInsertTest.cs

@@ -0,0 +1,141 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESInsertTest
+    {
+
+        IInsert<Topic> insert => g.kingbaseES.Insert<Topic>();
+
+        [Table(Name = "tb_topic_insert")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+
+        [Fact]
+        public void AppendData()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            var sql = insert.AppendData(items.First()).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\", \"TITLE\", \"CREATETIME\") VALUES(0, 'newtitle0', '0001-01-01 00:00:00.000000')", sql);
+
+            sql = insert.AppendData(items).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\", \"TITLE\", \"CREATETIME\") VALUES(0, 'newtitle0', '0001-01-01 00:00:00.000000'), (100, 'newtitle1', '0001-01-01 00:00:00.000000'), (200, 'newtitle2', '0001-01-01 00:00:00.000000'), (300, 'newtitle3', '0001-01-01 00:00:00.000000'), (400, 'newtitle4', '0001-01-01 00:00:00.000000'), (500, 'newtitle5', '0001-01-01 00:00:00.000000'), (600, 'newtitle6', '0001-01-01 00:00:00.000000'), (700, 'newtitle7', '0001-01-01 00:00:00.000000'), (800, 'newtitle8', '0001-01-01 00:00:00.000000'), (900, 'newtitle9', '0001-01-01 00:00:00.000000')", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"TITLE\") VALUES('newtitle0'), ('newtitle1'), ('newtitle2'), ('newtitle3'), ('newtitle4'), ('newtitle5'), ('newtitle6'), ('newtitle7'), ('newtitle8'), ('newtitle9')", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newtitle0'), (100, 'newtitle1'), (200, 'newtitle2'), (300, 'newtitle3'), (400, 'newtitle4'), (500, 'newtitle5'), (600, 'newtitle6'), (700, 'newtitle7'), (800, 'newtitle8'), (900, 'newtitle9')", sql);
+        }
+
+        [Fact]
+        public void InsertColumns()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            var sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"TITLE\") VALUES('newtitle0'), ('newtitle1'), ('newtitle2'), ('newtitle3'), ('newtitle4'), ('newtitle5'), ('newtitle6'), ('newtitle7'), ('newtitle8'), ('newtitle9')", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newtitle0'), (100, 'newtitle1'), (200, 'newtitle2'), (300, 'newtitle3'), (400, 'newtitle4'), (500, 'newtitle5'), (600, 'newtitle6'), (700, 'newtitle7'), (800, 'newtitle8'), (900, 'newtitle9')", sql);
+        }
+        [Fact]
+        public void IgnoreColumns()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            var sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newtitle0'), (100, 'newtitle1'), (200, 'newtitle2'), (300, 'newtitle3'), (400, 'newtitle4'), (500, 'newtitle5'), (600, 'newtitle6'), (700, 'newtitle7'), (800, 'newtitle8'), (900, 'newtitle9')", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).ToSql();
+            Assert.Equal("INSERT INTO \"TB_TOPIC_INSERT\"(\"CLICKS\") VALUES(0), (100), (200), (300), (400), (500), (600), (700), (800), (900)", sql);
+
+            g.kingbaseES.Delete<TopicIgnore>().Where("1=1").ExecuteAffrows();
+            var itemsIgnore = new List<TopicIgnore>();
+            for (var a = 0; a < 2072; a++) itemsIgnore.Add(new TopicIgnore { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100, CreateTime = DateTime.Now });
+            g.kingbaseES.Insert<TopicIgnore>().AppendData(itemsIgnore).IgnoreColumns(a => new { a.Title }).ExecuteAffrows();
+            Assert.Equal(2072, itemsIgnore.Count);
+            Assert.Equal(2072, g.kingbaseES.Select<TopicIgnore>().Where(a => a.Title == null).Count());
+        }
+        [Table(Name = "tb_topicIgnoreColumns")]
+        class TopicIgnore
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+        [Fact]
+        public void ExecuteAffrows()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            Assert.Equal(1, insert.AppendData(items.First()).ExecuteAffrows());
+            Assert.Equal(10, insert.AppendData(items).ExecuteAffrows());
+        }
+        [Fact]
+        public void ExecuteIdentity()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            Assert.NotEqual(0, insert.AppendData(items.First()).ExecuteIdentity());
+        }
+        [Fact]
+        public void ExecuteInserted()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+
+            insert.AppendData(items.First()).ExecuteInserted();
+        }
+
+        [Fact]
+        public void AsTable()
+        {
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newTitle{a}", Clicks = a * 100 });
+
+            var sql = insert.AppendData(items.First()).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\", \"TITLE\", \"CREATETIME\") VALUES(0, 'newTitle0', '0001-01-01 00:00:00.000000')", sql);
+
+            sql = insert.AppendData(items).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\", \"TITLE\", \"CREATETIME\") VALUES(0, 'newTitle0', '0001-01-01 00:00:00.000000'), (100, 'newTitle1', '0001-01-01 00:00:00.000000'), (200, 'newTitle2', '0001-01-01 00:00:00.000000'), (300, 'newTitle3', '0001-01-01 00:00:00.000000'), (400, 'newTitle4', '0001-01-01 00:00:00.000000'), (500, 'newTitle5', '0001-01-01 00:00:00.000000'), (600, 'newTitle6', '0001-01-01 00:00:00.000000'), (700, 'newTitle7', '0001-01-01 00:00:00.000000'), (800, 'newTitle8', '0001-01-01 00:00:00.000000'), (900, 'newTitle9', '0001-01-01 00:00:00.000000')", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"TITLE\") VALUES('newTitle0'), ('newTitle1'), ('newTitle2'), ('newTitle3'), ('newTitle4'), ('newTitle5'), ('newTitle6'), ('newTitle7'), ('newTitle8'), ('newTitle9')", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newTitle0'), (100, 'newTitle1'), (200, 'newTitle2'), (300, 'newTitle3'), (400, 'newTitle4'), (500, 'newTitle5'), (600, 'newTitle6'), (700, 'newTitle7'), (800, 'newTitle8'), (900, 'newTitle9')", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"TITLE\") VALUES('newTitle0'), ('newTitle1'), ('newTitle2'), ('newTitle3'), ('newTitle4'), ('newTitle5'), ('newTitle6'), ('newTitle7'), ('newTitle8'), ('newTitle9')", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newTitle0'), (100, 'newTitle1'), (200, 'newTitle2'), (300, 'newTitle3'), (400, 'newTitle4'), (500, 'newTitle5'), (600, 'newTitle6'), (700, 'newTitle7'), (800, 'newTitle8'), (900, 'newTitle9')", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\", \"TITLE\") VALUES(0, 'newTitle0'), (100, 'newTitle1'), (200, 'newTitle2'), (300, 'newTitle3'), (400, 'newTitle4'), (500, 'newTitle5'), (600, 'newTitle6'), (700, 'newTitle7'), (800, 'newTitle8'), (900, 'newTitle9')", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal("INSERT INTO \"TOPIC_INSERTASTABLE\"(\"CLICKS\") VALUES(0), (100), (200), (300), (400), (500), (600), (700), (800), (900)", sql);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/Curd/KingbaseESUpdateTest.cs

@@ -0,0 +1,190 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESUpdateTest
+    {
+        IUpdate<Topic> update => g.kingbaseES.Update<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int? Clicks { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+
+        [Fact]
+        public void Dywhere()
+        {
+            Assert.Null(g.kingbaseES.Update<Topic>().ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test' \r\nWHERE (\"ID\" = 1 OR \"ID\" = 2)", g.kingbaseES.Update<Topic>(new[] { 1, 2 }).SetRaw("title='test'").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test1' \r\nWHERE (\"ID\" = 1)", g.kingbaseES.Update<Topic>(new Topic { Id = 1, Title = "test" }).SetRaw("title='test1'").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test1' \r\nWHERE (\"ID\" = 1 OR \"ID\" = 2)", g.kingbaseES.Update<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).SetRaw("title='test1'").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test1' \r\nWHERE (\"ID\" = 1)", g.kingbaseES.Update<Topic>(new { id = 1 }).SetRaw("title='test1'").ToSql());
+        }
+
+        [Fact]
+        public void SetSource()
+        {
+            var sql = update.SetSource(new Topic { Id = 1, Title = "newtitle" }).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = NULL, \"TITLE\" = 'newtitle', \"CREATETIME\" = '0001-01-01 00:00:00.000000' WHERE (\"ID\" = 1)", sql);
+
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+            items[0].Clicks = null;
+
+            sql = update.SetSource(items).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = CASE \"ID\" WHEN 1 THEN NULL WHEN 2 THEN 100 WHEN 3 THEN 200 WHEN 4 THEN 300 WHEN 5 THEN 400 WHEN 6 THEN 500 WHEN 7 THEN 600 WHEN 8 THEN 700 WHEN 9 THEN 800 WHEN 10 THEN 900 END::int4, \"TITLE\" = CASE \"ID\" WHEN 1 THEN 'newtitle0' WHEN 2 THEN 'newtitle1' WHEN 3 THEN 'newtitle2' WHEN 4 THEN 'newtitle3' WHEN 5 THEN 'newtitle4' WHEN 6 THEN 'newtitle5' WHEN 7 THEN 'newtitle6' WHEN 8 THEN 'newtitle7' WHEN 9 THEN 'newtitle8' WHEN 10 THEN 'newtitle9' END::varchar, \"CREATETIME\" = CASE \"ID\" WHEN 1 THEN '0001-01-01 00:00:00.000000' WHEN 2 THEN '0001-01-01 00:00:00.000000' WHEN 3 THEN '0001-01-01 00:00:00.000000' WHEN 4 THEN '0001-01-01 00:00:00.000000' WHEN 5 THEN '0001-01-01 00:00:00.000000' WHEN 6 THEN '0001-01-01 00:00:00.000000' WHEN 7 THEN '0001-01-01 00:00:00.000000' WHEN 8 THEN '0001-01-01 00:00:00.000000' WHEN 9 THEN '0001-01-01 00:00:00.000000' WHEN 10 THEN '0001-01-01 00:00:00.000000' END::timestamp WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+
+            sql = update.SetSource(items).IgnoreColumns(a => new { a.Clicks, a.CreateTime }).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"TITLE\" = CASE \"ID\" WHEN 1 THEN 'newtitle0' WHEN 2 THEN 'newtitle1' WHEN 3 THEN 'newtitle2' WHEN 4 THEN 'newtitle3' WHEN 5 THEN 'newtitle4' WHEN 6 THEN 'newtitle5' WHEN 7 THEN 'newtitle6' WHEN 8 THEN 'newtitle7' WHEN 9 THEN 'newtitle8' WHEN 10 THEN 'newtitle9' END::varchar WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+
+            sql = update.SetSource(items).Set(a => a.CreateTime, new DateTime(2020, 1, 1)).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CREATETIME\" = '2020-01-01 00:00:00.000000' WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+
+            if (g.kingbaseES.Select<ts_source_mpk>().Where(a => a.id1 == 1 && a.id2 == 7).Any() == false)
+                g.kingbaseES.Insert(new ts_source_mpk { id1 = 1, id2 = 7 }).ExecuteAffrows();
+            if (g.kingbaseES.Select<ts_source_mpk>().Where(a => a.id1 == 1 && a.id2 == 8).Any() == false)
+                g.kingbaseES.Insert(new ts_source_mpk { id1 = 1, id2 = 8 }).ExecuteAffrows();
+
+            sql = g.kingbaseES.Update<ts_source_mpk>().SetSource(new[] {
+                new ts_source_mpk { id1 = 1, id2 = 7, xx = "a1" },
+                new ts_source_mpk { id1 = 1, id2 = 8, xx = "b122" }
+            }).NoneParameter().ToSql().Replace("\r\n", "");
+            g.kingbaseES.Update<ts_source_mpk>().SetSource(new[] {
+                new ts_source_mpk { id1 = 1, id2 = 7, xx = "a1" },
+                new ts_source_mpk { id1 = 1, id2 = 8, xx = "b122" }
+            }).NoneParameter().ExecuteAffrows();
+            var testlist = g.kingbaseES.Select<ts_source_mpk>().ToList();
+        }
+        public class ts_source_mpk
+        {
+            [Column(IsPrimary = true)]
+            public int id1 { get; set; }
+            [Column(IsPrimary = true)]
+            public int id2 { get; set; }
+            public string xx { get; set; }
+        }
+        [Fact]
+        public void SetSourceIgnore()
+        {
+            Assert.Equal("UPDATE \"TSSI01\" SET \"TINT\" = 10 WHERE (\"ID\" = '00000000-0000-0000-0000-000000000000')",
+                g.kingbaseES.Update<tssi01>().NoneParameter()
+                    .SetSourceIgnore(new tssi01 { id = Guid.Empty, tint = 10 }, col => col == null).ToSql().Replace("\r\n", ""));
+        }
+        public class tssi01
+        {
+            [Column(CanUpdate = false)]
+            public Guid id { get; set; }
+            public int tint { get; set; }
+            public string title { get; set; }
+        }
+        [Fact]
+        public void IgnoreColumns()
+        {
+            var sql = update.SetSource(new Topic { Id = 1, Title = "newtitle" }).IgnoreColumns(a => new { a.Clicks, a.CreateTime }).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"TITLE\" = 'newtitle' WHERE (\"ID\" = 1)", sql);
+        }
+        [Fact]
+        public void UpdateColumns()
+        {
+            var sql = update.SetSource(new Topic { Id = 1, Title = "newtitle" }).UpdateColumns(a => a.Title).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"TITLE\" = 'newtitle' WHERE (\"ID\" = 1)", sql);
+        }
+        [Fact]
+        public void Set()
+        {
+            var sql = update.Where(a => a.Id == 1).Set(a => a.Title, "newtitle").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"TITLE\" = 'newtitle' WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Where(a => a.Id == 1).Set(a => a.Title, "newtitle").Set(a => a.CreateTime, new DateTime(2020, 1, 1)).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"TITLE\" = 'newtitle', \"CREATETIME\" = '2020-01-01 00:00:00.000000' WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Clicks * 10 / 1).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = coalesce(\"CLICKS\", 0) * 10 / 1 WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Id - 10).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"ID\" = (\"ID\" - 10) WHERE (\"ID\" = 1)", sql);
+
+            int incrv = 10;
+            sql = update.Set(a => a.Clicks * incrv / 1).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = coalesce(\"CLICKS\", 0) * 10 / 1 WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Id - incrv).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"ID\" = (\"ID\" - 10) WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Clicks == a.Clicks * 10 / 1).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = \"CLICKS\" * 10 / 1 WHERE (\"ID\" = 1)", sql);
+
+            var dt2000 = DateTime.Parse("2000-01-01");
+            sql = update.Set(a => a.Clicks == (a.CreateTime > dt2000 ? 1 : 2)).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = case when \"CREATETIME\" > '2000-01-01 00:00:00.000000' then 1 else 2 end WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Id == 10).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"ID\" = 10 WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Set(a => a.Clicks == null).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = NULL WHERE (\"ID\" = 1)", sql);
+        }
+        [Fact]
+        public void SetRaw()
+        {
+            var sql = update.Where(a => a.Id == 1).SetRaw("clicks = clicks + ?", new { incrClick = 1 }).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET clicks = clicks + ? WHERE (\"ID\" = 1)", sql);
+        }
+        [Fact]
+        public void SetDto()
+        {
+            var sql = update.SetDto(new { clicks = 1, title = "xxx" }).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = 1, \"TITLE\" = 'xxx' WHERE (\"ID\" = 1)", sql);
+
+            sql = update.SetDto(new Dictionary<string, object> { ["clicks"] = 1, ["title"] = "xxx" }).Where(a => a.Id == 1).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET \"CLICKS\" = 1, \"TITLE\" = 'xxx' WHERE (\"ID\" = 1)", sql);
+        }
+        [Fact]
+        public void Where()
+        {
+            var sql = update.Where(a => a.Id == 1).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='newtitle' WHERE (\"ID\" = 1)", sql);
+
+            sql = update.Where("id = ?", new { id = 1 }).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='newtitle' WHERE (id = ?)", sql);
+
+            var item = new Topic { Id = 1, Title = "newtitle" };
+            sql = update.Where(item).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='newtitle' WHERE (\"ID\" = 1)", sql);
+
+            var items = new List<Topic>();
+            for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
+            sql = update.Where(items).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='newtitle' WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+        }
+        [Fact]
+        public void ExecuteAffrows()
+        {
+
+        }
+        [Fact]
+        public void ExecuteUpdated()
+        {
+
+        }
+
+        [Fact]
+        public void AsTable()
+        {
+            Assert.Null(g.kingbaseES.Update<Topic>().ToSql());
+            Assert.Equal("UPDATE \"TB_TOPICASTABLE\" SET title='test' \r\nWHERE (\"ID\" = 1 OR \"ID\" = 2)", g.kingbaseES.Update<Topic>(new[] { 1, 2 }).SetRaw("title='test'").AsTable(a => "tb_topicAsTable").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPICASTABLE\" SET title='test1' \r\nWHERE (\"ID\" = 1)", g.kingbaseES.Update<Topic>(new Topic { Id = 1, Title = "test" }).SetRaw("title='test1'").AsTable(a => "tb_topicAsTable").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPICASTABLE\" SET title='test1' \r\nWHERE (\"ID\" = 1 OR \"ID\" = 2)", g.kingbaseES.Update<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).SetRaw("title='test1'").AsTable(a => "tb_topicAsTable").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPICASTABLE\" SET title='test1' \r\nWHERE (\"ID\" = 1)", g.kingbaseES.Update<Topic>(new { id = 1 }).SetRaw("title='test1'").AsTable(a => "tb_topicAsTable").ToSql());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/Curd/OnConflictDoUpdateTest.cs

@@ -0,0 +1,158 @@
+using FreeSql.DataAnnotations;
+using FreeSql.Odbc.KingbaseES;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class OnConflictDoUpdateTest
+    {
+        class TestOnConflictDoUpdateInfo
+        {
+            [Column(IsIdentity = true)]
+            public int id { get; set; }
+            public string title { get; set; }
+            public DateTime? time { get; set; }
+        }
+
+        [Fact]
+        public void ExecuteAffrows()
+        {
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 100, 101, 102 }).ExecuteAffrows();
+            var odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 100, title = "title-100", time = DateTime.Parse("2000-01-01") }).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"", ""TIME"") VALUES(100, 'title-100', '2000-01-01 00:00:00.000000')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = EXCLUDED.""TIME""", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            var odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 100, title = "title-100", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 101, title = "title-101", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 102, title = "title-102", time = DateTime.Parse("2000-01-01") }
+            }).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"", ""TIME"") VALUES(100, 'title-100', '2000-01-01 00:00:00.000000'), (101, 'title-101', '2000-01-01 00:00:00.000000'), (102, 'title-102', '2000-01-01 00:00:00.000000')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = EXCLUDED.""TIME""", odku2.ToSql());
+            odku2.ExecuteAffrows();
+        }
+
+        [Fact]
+        public void IgnoreColumns()
+        {
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 200, 201, 202 }).ExecuteAffrows();
+            var odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 200, title = "title-200", time = DateTime.Parse("2000-01-01") }).IgnoreColumns(a => a.time).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(200, 'title-200')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = '2000-01-01 00:00:00.000000'", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            var odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 200, title = "title-200", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 201, title = "title-201", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 202, title = "title-202", time = DateTime.Parse("2000-01-01") }
+            }).IgnoreColumns(a => a.time).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(200, 'title-200'), (201, 'title-201'), (202, 'title-202')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = CASE EXCLUDED.""ID"" 
+WHEN 200 THEN '2000-01-01 00:00:00.000000' 
+WHEN 201 THEN '2000-01-01 00:00:00.000000' 
+WHEN 202 THEN '2000-01-01 00:00:00.000000' END::timestamp", odku2.ToSql());
+            odku2.ExecuteAffrows();
+
+
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 200, 201, 202 }).ExecuteAffrows();
+            odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 200, title = "title-200", time = DateTime.Parse("2000-01-01") }).IgnoreColumns(a => a.time).NoneParameter().InsertIdentity()).IgnoreColumns(a => a.title);
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(200, 'title-200')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = '2000-01-01 00:00:00.000000'", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 200, title = "title-200", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 201, title = "title-201", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 202, title = "title-202", time = DateTime.Parse("2000-01-01") }
+            }).IgnoreColumns(a => a.time).NoneParameter().InsertIdentity()).IgnoreColumns(a => a.title);
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(200, 'title-200'), (201, 'title-201'), (202, 'title-202')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = CASE EXCLUDED.""ID"" 
+WHEN 200 THEN '2000-01-01 00:00:00.000000' 
+WHEN 201 THEN '2000-01-01 00:00:00.000000' 
+WHEN 202 THEN '2000-01-01 00:00:00.000000' END::timestamp", odku2.ToSql());
+            odku2.ExecuteAffrows();
+        }
+
+        [Fact]
+        public void UpdateColumns()
+        {
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 300, 301, 302 }).ExecuteAffrows();
+            var odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 300, title = "title-300", time = DateTime.Parse("2000-01-01") }).InsertColumns(a => a.title).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(300, 'title-300')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = '2000-01-01 00:00:00.000000'", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            var odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 300, title = "title-300", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 301, title = "title-301", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 302, title = "title-302", time = DateTime.Parse("2000-01-01") }
+            }).InsertColumns(a => a.title).NoneParameter().InsertIdentity());
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(300, 'title-300'), (301, 'title-301'), (302, 'title-302')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TITLE"" = EXCLUDED.""TITLE"", 
+""TIME"" = CASE EXCLUDED.""ID"" 
+WHEN 300 THEN '2000-01-01 00:00:00.000000' 
+WHEN 301 THEN '2000-01-01 00:00:00.000000' 
+WHEN 302 THEN '2000-01-01 00:00:00.000000' END::timestamp", odku2.ToSql());
+            odku2.ExecuteAffrows();
+
+
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 300, 301, 302 }).ExecuteAffrows();
+            odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 300, title = "title-300", time = DateTime.Parse("2000-01-01") }).InsertColumns(a => a.title).NoneParameter().InsertIdentity()).UpdateColumns(a => a.time);
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(300, 'title-300')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = '2000-01-01 00:00:00.000000'", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 300, title = "title-300", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 301, title = "title-301", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 302, title = "title-302", time = DateTime.Parse("2000-01-01") }
+            }).InsertColumns(a => a.title).NoneParameter().InsertIdentity()).UpdateColumns(a => a.time);
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"") VALUES(300, 'title-300'), (301, 'title-301'), (302, 'title-302')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = CASE EXCLUDED.""ID"" 
+WHEN 300 THEN '2000-01-01 00:00:00.000000' 
+WHEN 301 THEN '2000-01-01 00:00:00.000000' 
+WHEN 302 THEN '2000-01-01 00:00:00.000000' END::timestamp", odku2.ToSql());
+            odku2.ExecuteAffrows();
+        }
+
+        [Fact]
+        public void Set()
+        {
+            g.kingbaseES.Delete<TestOnConflictDoUpdateInfo>(new[] { 400, 401, 402 }).ExecuteAffrows();
+            var odku1 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new TestOnConflictDoUpdateInfo { id = 400, title = "title-400", time = DateTime.Parse("2000-01-01") }).NoneParameter().InsertIdentity()).Set(a => a.time, DateTime.Parse("2020-1-1"));
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"", ""TIME"") VALUES(400, 'title-400', '2000-01-01 00:00:00.000000')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = '2020-01-01 00:00:00.000000'", odku1.ToSql());
+            Assert.Equal(1, odku1.ExecuteAffrows());
+
+            var odku2 = new OdbcKingbaseESOnConflictDoUpdate<TestOnConflictDoUpdateInfo>(g.kingbaseES.Insert(new[] {
+                new TestOnConflictDoUpdateInfo { id = 400, title = "title-400", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 401, title = "title-401", time = DateTime.Parse("2000-01-01") },
+                new TestOnConflictDoUpdateInfo { id = 402, title = "title-402", time = DateTime.Parse("2000-01-01") }
+            }).NoneParameter().InsertIdentity()).Set(a => a.time, DateTime.Parse("2020-1-1"));
+            Assert.Equal(@"INSERT INTO ""TESTONCONFLICTDOUPDATEINFO""(""ID"", ""TITLE"", ""TIME"") VALUES(400, 'title-400', '2000-01-01 00:00:00.000000'), (401, 'title-401', '2000-01-01 00:00:00.000000'), (402, 'title-402', '2000-01-01 00:00:00.000000')
+ON CONFLICT(""ID"") DO UPDATE SET
+""TIME"" = '2020-01-01 00:00:00.000000'", odku2.ToSql());
+            odku2.ExecuteAffrows();
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESAdo/KingbaseESAdoTest.cs

@@ -0,0 +1,66 @@
+using FreeSql.DataAnnotations;
+using System;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESAdoTest
+    {
+        [Fact]
+        public void Pool()
+        {
+            var t1 = g.kingbaseES.Ado.MasterPool.StatisticsFullily;
+        }
+
+        [Fact]
+        public void SlavePools()
+        {
+            var t2 = g.kingbaseES.Ado.SlavePools.Count;
+        }
+
+        [Fact]
+        public void ExecuteReader()
+        {
+
+        }
+        [Fact]
+        public void ExecuteArray()
+        {
+
+        }
+        [Fact]
+        public void ExecuteNonQuery()
+        {
+
+        }
+        [Fact]
+        public void ExecuteScalar()
+        {
+
+        }
+
+        [Fact]
+        public void Query()
+        {
+
+            var t3 = g.kingbaseES.Ado.Query<xxx>("select * from \"TB_TOPIC\"");
+
+            var t4 = g.kingbaseES.Ado.Query<(int, string, string)>("select * from \"TB_TOPIC\"");
+
+            var t5 = g.kingbaseES.Ado.Query<dynamic>("select * from \"TB_TOPIC\"");
+        }
+
+        [Fact]
+        public void QueryMultipline()
+        {
+            //var t3 = g.kingbaseES.Ado.Query<xxx, (int, string, string), dynamic>("select * from \"TB_TOPIC\"; select * from \"TB_TOPIC\"; select * from \"TB_TOPIC\"");
+        }
+
+        class xxx
+        {
+            public int Id { get; set; }
+            public string Path { get; set; }
+            public string Title2 { get; set; }
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESAopTest.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Text;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESAopTest
+    {
+
+        class TestAuditValue
+        {
+            public Guid id { get; set; }
+            [Now]
+            public DateTime createtime { get; set; }
+        }
+        class NowAttribute: Attribute { }
+
+        [Fact]
+        public void AuditValue()
+        {
+            var date = DateTime.Now.Date;
+            var item = new TestAuditValue();
+
+            EventHandler<Aop.AuditValueEventArgs> audit = (s, e) =>
+             {
+                 if (e.Property.GetCustomAttribute<NowAttribute>(false) != null)
+                     e.Value = DateTime.Now.Date;
+             };
+            g.kingbaseES.Aop.AuditValue += audit;
+
+            g.kingbaseES.Insert(item).ExecuteAffrows();
+
+            g.kingbaseES.Aop.AuditValue -= audit;
+
+            Assert.Equal(item.createtime, date);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESCodeFirstTest.cs

@@ -0,0 +1,327 @@
+using FreeSql.DataAnnotations;
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESCodeFirstTest
+    {
+        [Fact]
+        public void StringLength()
+        {
+            var dll = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<TS_SLTB>();
+            g.kingbaseES.CodeFirst.SyncStructure<TS_SLTB>();
+        }
+        class TS_SLTB
+        {
+            public Guid Id { get; set; }
+            [Column(StringLength = 50)]
+            public string Title { get; set; }
+
+            [Column(IsNullable = false, StringLength = 50)]
+            public string TitleSub { get; set; }
+        }
+
+        [Fact]
+        public void 数字表_字段()
+        {
+            var sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<测试数字表>();
+            g.kingbaseES.CodeFirst.SyncStructure<测试数字表>();
+
+            var item = new 测试数字表
+            {
+                标题 = "测试标题",
+                创建时间 = DateTime.Now
+            };
+            Assert.Equal(1, g.kingbaseES.Insert<测试数字表>().AppendData(item).ExecuteAffrows());
+            Assert.NotEqual(Guid.Empty, item.编号);
+            var item2 = g.kingbaseES.Select<测试数字表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新";
+            Assert.Equal(1, g.kingbaseES.Update<测试数字表>().SetSource(item).ExecuteAffrows());
+            item2 = g.kingbaseES.Select<测试数字表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新_repo";
+            var repo = g.kingbaseES.GetRepository<测试数字表>();
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.kingbaseES.Select<测试数字表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新_repo22";
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.kingbaseES.Select<测试数字表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+        }
+        [Table(Name = "123测试数字表")]
+        class 测试数字表
+        {
+            [Column(IsPrimary = true, Name = "123编号")]
+            public Guid 编号 { get; set; }
+
+            [Column(Name = "123标题")]
+            public string 标题 { get; set; }
+
+            [Column(Name = "123创建时间")]
+            public DateTime 创建时间 { get; set; }
+        }
+
+        [Fact]
+        public void 中文表_字段()
+        {
+            var sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<测试中文表>();
+            g.kingbaseES.CodeFirst.SyncStructure<测试中文表>();
+
+            var item = new 测试中文表
+            {
+                标题 = "测试标题",
+                创建时间 = DateTime.Now
+            };
+            Assert.Equal(1, g.kingbaseES.Insert<测试中文表>().AppendData(item).ExecuteAffrows());
+            Assert.NotEqual(Guid.Empty, item.编号);
+            var item2 = g.kingbaseES.Select<测试中文表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新";
+            Assert.Equal(1, g.kingbaseES.Update<测试中文表>().SetSource(item).ExecuteAffrows());
+            item2 = g.kingbaseES.Select<测试中文表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新_repo";
+            var repo = g.kingbaseES.GetRepository<测试中文表>();
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.kingbaseES.Select<测试中文表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+
+            item.标题 = "测试标题更新_repo22";
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.kingbaseES.Select<测试中文表>().Where(a => a.编号 == item.编号).First();
+            Assert.NotNull(item2);
+            Assert.Equal(item.编号, item2.编号);
+            Assert.Equal(item.标题, item2.标题);
+        }
+        class 测试中文表
+        {
+            [Column(IsPrimary = true)]
+            public Guid 编号 { get; set; }
+
+            public string 标题 { get; set; }
+
+            public DateTime 创建时间 { get; set; }
+        }
+
+        [Fact]
+        public void AddUniques()
+        {
+            var sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<AddUniquesInfo>();
+            g.kingbaseES.CodeFirst.SyncStructure<AddUniquesInfo>();
+        }
+        [Table(Name = "AddUniquesInfo", OldName = "AddUniquesInfo2")]
+        [Index("uk_phone", "phone", true)]
+        [Index("uk_group_index", "group,index", true)]
+        [Index("uk_group_index22", "group, index22", true)]
+        class AddUniquesInfo
+        {
+            public Guid id { get; set; }
+            public string phone { get; set; }
+
+            public string group { get; set; }
+            public int index { get; set; }
+            public string index22 { get; set; }
+        }
+        [Fact]
+        public void AddField()
+        {
+            var sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<TopicAddField>();
+
+            var id = g.kingbaseES.Insert<TopicAddField>().AppendData(new TopicAddField { }).ExecuteIdentity();
+
+            //var inserted = g.kingbaseES.Insert<TopicAddField>().AppendData(new TopicAddField { }).ExecuteInserted();
+        }
+
+        [Table(Name = "TopicAddField", OldName = "xxxtb.TopicAddField")]
+        public class TopicAddField
+        {
+            [Column(IsIdentity = true)]
+            public int Id { get; set; }
+
+            public string name { get; set; }
+
+            [Column(DbType = "varchar2(200) not null", OldName = "title")]
+            public string title2 { get; set; } = "10";
+
+            [Column(IsIgnore = true)]
+            public DateTime ct { get; set; } = DateTime.Now;
+        }
+
+        [Fact]
+        public void GetComparisonDDLStatements()
+        {
+
+            var sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<TableAllType>();
+            //sql = g.kingbaseES.CodeFirst.GetComparisonDDLStatements<Tb_alltype>();
+        }
+
+        IInsert<TableAllType> insert => g.kingbaseES.Insert<TableAllType>();
+        ISelect<TableAllType> select => g.kingbaseES.Select<TableAllType>();
+
+        [Fact]
+        public void CurdAllField()
+        {
+            var item = new TableAllType { };
+            item.Id = (int)insert.AppendData(item).ExecuteIdentity();
+
+            var newitem = select.Where(a => a.Id == item.Id).ToOne();
+
+            var item2 = new TableAllType
+            {
+                Bool = true,
+                BoolNullable = true,
+                Byte = 255,
+                ByteNullable = 127,
+                Bytes = Encoding.UTF8.GetBytes("我是中国人"),
+                DateTime = DateTime.Now,
+                DateTimeNullable = DateTime.Now.AddHours(-1),
+                Decimal = 99.99M,
+                DecimalNullable = 99.98M,
+                Double = 999.99,
+                DoubleNullable = 999.98,
+                Enum1 = TableAllTypeEnumType1.e5,
+                Enum1Nullable = TableAllTypeEnumType1.e3,
+                Enum2 = TableAllTypeEnumType2.f2,
+                Enum2Nullable = TableAllTypeEnumType2.f3,
+                Float = 19.99F,
+                FloatNullable = 19.98F,
+                Guid = Guid.NewGuid(),
+                GuidNullable = Guid.NewGuid(),
+                Int = int.MaxValue,
+                IntNullable = int.MinValue,
+                SByte = 100,
+                SByteNullable = 99,
+                Short = short.MaxValue,
+                ShortNullable = short.MinValue,
+                String = "我是中国人string'\\?!@#$%^&*()_+{}}{~?><<>",
+                TimeSpan = TimeSpan.FromSeconds(999),
+                TimeSpanNullable = TimeSpan.FromSeconds(60),
+                UInt = uint.MaxValue,
+                UIntNullable = uint.MinValue,
+                ULong = ulong.MaxValue,
+                ULongNullable = ulong.MinValue,
+                UShort = ushort.MaxValue,
+                UShortNullable = ushort.MinValue,
+                testFielLongNullable = long.MinValue
+            };
+            var sqlPar = insert.AppendData(item2).ToSql();
+            var sqlText = insert.AppendData(item2).NoneParameter().ToSql();
+            var item3NP = insert.AppendData(item2).NoneParameter().ExecuteIdentity();
+
+            item2.Id = (int)insert.AppendData(item2).ExecuteIdentity();
+            var newitem21 = select.Where(a => a.Id == item2.Id).First(a => new
+            {
+                a.Id,
+                a.id2,
+                a.SByte,
+                a.Short,
+                a.Int,
+                a.Long,
+                a.Byte,
+                a.UShort,
+                a.UInt,
+                a.ULong,
+                a.Double,
+                a.Float,
+                a.Decimal,
+                a.TimeSpan,
+                a.DateTimeOffSet,
+                a.Bytes,
+                a.String,
+                a.Guid
+            });
+            var newitem22 = select.Where(a => a.Id == item2.Id).First(a => new
+            {
+                a.Id, a.id2, a.SByte, a.Short, a.Int, a.Long, a.Byte, a.UShort, a.UInt, a.ULong, a.Double, a.Float, a.Decimal, a.TimeSpan, a.DateTime, a.DateTimeOffSet, a.Bytes, a.String, a.Guid
+            });
+
+            var newitem2 = select.Where(a => a.Id == item2.Id).ToOne();
+            Assert.Equal(item2.String, newitem2.String);
+
+            item2.Id = (int)insert.NoneParameter().AppendData(item2).ExecuteIdentity();
+            newitem2 = select.Where(a => a.Id == item2.Id).ToOne();
+            Assert.Equal(item2.String, newitem2.String);
+
+            var items = select.ToList();
+        }
+
+        [Table(Name = "tb_alltype")]
+        class TableAllType
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+
+            public string id2 { get; set; } = "id2=10";
+
+            public bool Bool { get; set; }
+            public sbyte SByte { get; set; }
+            public short Short { get; set; }
+            public int Int { get; set; }
+            public long Long { get; set; }
+            public byte Byte { get; set; }
+            public ushort UShort { get; set; }
+            public uint UInt { get; set; }
+            public ulong ULong { get; set; }
+            public double Double { get; set; }
+            public float Float { get; set; }
+            public decimal Decimal { get; set; }
+            public TimeSpan TimeSpan { get; set; }
+            public DateTime DateTime { get; set; }
+            public DateTime DateTimeOffSet { get; set; }
+            public byte[] Bytes { get; set; }
+            public string String { get; set; }
+            public Guid Guid { get; set; }
+
+            public bool? BoolNullable { get; set; }
+            public sbyte? SByteNullable { get; set; }
+            public short? ShortNullable { get; set; }
+            public int? IntNullable { get; set; }
+            public long? testFielLongNullable { get; set; }
+            public byte? ByteNullable { get; set; }
+            public ushort? UShortNullable { get; set; }
+            public uint? UIntNullable { get; set; }
+            public ulong? ULongNullable { get; set; }
+            public double? DoubleNullable { get; set; }
+            public float? FloatNullable { get; set; }
+            public decimal? DecimalNullable { get; set; }
+            public TimeSpan? TimeSpanNullable { get; set; }
+            public DateTime? DateTimeNullable { get; set; }
+            public DateTime? DateTimeOffSetNullable { get; set; }
+            public Guid? GuidNullable { get; set; }
+
+            public TableAllTypeEnumType1 Enum1 { get; set; }
+            public TableAllTypeEnumType1? Enum1Nullable { get; set; }
+            public TableAllTypeEnumType2 Enum2 { get; set; }
+            public TableAllTypeEnumType2? Enum2Nullable { get; set; }
+        }
+
+        public enum TableAllTypeEnumType1 { e1, e2, e3, e5 }
+        [Flags] public enum TableAllTypeEnumType2 { f1, f2, f3 }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESDbFirstTest.cs

@@ -0,0 +1,25 @@
+using FreeSql.DataAnnotations;
+using System;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseES
+{
+    public class KingbaseESDbFirstTest
+    {
+        [Fact]
+        public void GetDatabases()
+        {
+
+            var t1 = g.kingbaseES.DbFirst.GetDatabases();
+
+        }
+
+        [Fact]
+        public void GetTablesByDatabase()
+        {
+
+            //var t2 = g.kingbaseES.DbFirst.GetTablesByDatabase();
+            //var tb = g.kingbaseES.Ado.ExecuteArray(System.Data.CommandType.Text, "select * from \"tb_dbfirst\"");
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/ConvertTest.cs

@@ -0,0 +1,169 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class ConvertTest
+    {
+
+        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public int TypeGuid { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+        class TestTypeInfo
+        {
+            public int Guid { get; set; }
+            public int ParentId { get; set; }
+            public TestTypeParentInfo Parent { get; set; }
+            public string Name { get; set; }
+        }
+        class TestTypeParentInfo
+        {
+            public int Id { get; set; }
+            public string Name { get; set; }
+
+            public List<TestTypeInfo> Types { get; set; }
+        }
+
+        [Fact]
+        public void ToBoolean()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => (Convert.ToBoolean(a.Clicks) ? 1 : 0) > 0).ToList());
+            //data.Add(select.Where(a => (bool.Parse(a.Clicks.ToString()) ? 1 : 0) > 0).ToList());
+        }
+        [Fact]
+        public void ToByte()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToByte(a.Clicks % 255) > 0).ToList());
+            data.Add(select.Where(a => byte.Parse((a.Clicks % 255).ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToChar()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToChar(a.Clicks) == '1').ToList());
+            data.Add(select.Where(a => char.Parse(a.Clicks.ToString()) == '1').ToList());
+        }
+        [Fact]
+        public void ToDateTime()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToDateTime(a.CreateTime.ToString()).Year > 0).ToList());
+            data.Add(select.Where(a => DateTime.Parse(a.CreateTime.ToString()).Year > 0).ToList());
+        }
+        [Fact]
+        public void ToDecimal()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToDecimal(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => decimal.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToDouble()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToDouble(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => double.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToInt16()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToInt16(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => short.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToInt32()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => (int)a.Clicks > 0).ToList());
+            data.Add(select.Where(a => Convert.ToInt32(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => int.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToInt64()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToInt64(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => long.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToSByte()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToSByte(a.Clicks % 128) > 0).ToList());
+            data.Add(select.Where(a => sbyte.Parse((a.Clicks % 128).ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToSingle()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToSingle(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => float.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void this_ToString()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToString(a.Clicks).Equals("")).ToList());
+            data.Add(select.Where(a => a.Clicks.ToString().Equals("")).ToList());
+        }
+        [Fact]
+        public void ToUInt16()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToUInt16(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => ushort.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToUInt32()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToUInt32(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => uint.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+        [Fact]
+        public void ToUInt64()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Convert.ToUInt64(a.Clicks) > 0).ToList());
+            data.Add(select.Where(a => ulong.Parse(a.Clicks.ToString()) > 0).ToList());
+        }
+
+        [Fact]
+        public void Guid_Parse()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Guid.Parse(Guid.Empty.ToString()) == Guid.Empty).ToList());
+        }
+
+        [Fact]
+        public void Guid_NewGuid()
+        {
+            var data = new List<object>();
+            //data.Add(select.OrderBy(a => Guid.NewGuid()).Limit(10).ToList());
+        }
+
+        [Fact]
+        public void Random()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => new Random().Next() > a.Clicks).Limit(10).ToList());
+            data.Add(select.Where(a => new Random().NextDouble() > a.Clicks).Limit(10).ToList());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/DateTimeTest.cs

@@ -0,0 +1,732 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class DateTimeTest
+    {
+
+        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
+
+        [Table(Name = "tb_topic111333")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public int TypeGuid { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; } = DateTime.Now;
+        }
+        [Table(Name = "TestTypeInfo333")]
+        class TestTypeInfo
+        {
+            [Column(IsIdentity = true)]
+            public int Guid { get; set; }
+            public int ParentId { get; set; }
+            public TestTypeParentInfo Parent { get; set; }
+            public string Name { get; set; }
+            public DateTime Time { get; set; } = DateTime.Now;
+        }
+        [Table(Name = "TestTypeParentInf1")]
+        class TestTypeParentInfo
+        {
+            public int Id { get; set; }
+            public string Name { get; set; }
+
+            public List<TestTypeInfo> Types { get; set; }
+            public DateTime Time2 { get; set; } = DateTime.Now;
+        }
+
+        [Fact]
+        public void this_ToString()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.ToString().Equals(DateTime.Now.ToString())).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddYears(1).ToString().Equals(DateTime.Now.ToString())).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddYears(1).ToString().Equals(DateTime.Now.ToString())).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((date_format(a.`CreateTime`, '%Y-%m-%d %H:%i:%s.%f') = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((date_format(date_add(a__Type.`Time`, interval (1) year), '%Y-%m-%d %H:%i:%s.%f') = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((date_format(date_add(a__Type__Parent.`Time2`, interval (1) year), '%Y-%m-%d %H:%i:%s.%f') = now()))
+
+            g.kingbaseES.Insert(new Topic()).ExecuteAffrows();
+            var dtn = DateTime.Parse("2020-1-1 0:0:0");
+            var dts = Enumerable.Range(1, 12).Select(a => dtn.AddMonths(a))
+                .Concat(Enumerable.Range(1, 31).Select(a => dtn.AddDays(a)))
+                .Concat(Enumerable.Range(1, 24).Select(a => dtn.AddHours(a)))
+                .Concat(Enumerable.Range(1, 60).Select(a => dtn.AddMinutes(a)))
+                .Concat(Enumerable.Range(1, 60).Select(a => dtn.AddSeconds(a)));
+            foreach (var dt in dts)
+            {
+                Assert.Equal(dt.ToString("yyyy-MM-dd HH:mm:ss.ffffff"), select.First(a => dt.ToString()));
+                Assert.Equal(dt.ToString("yyyy-MM-dd HH:mm:ss"), select.First(a => dt.ToString("yyyy-MM-dd HH:mm:ss")));
+                Assert.Equal(dt.ToString("yyyy-MM-dd HH:mm"), select.First(a => dt.ToString("yyyy-MM-dd HH:mm")));
+                Assert.Equal(dt.ToString("yyyy-MM-dd HH"), select.First(a => dt.ToString("yyyy-MM-dd HH")));
+                Assert.Equal(dt.ToString("yyyy-MM-dd"), select.First(a => dt.ToString("yyyy-MM-dd")));
+                Assert.Equal(dt.ToString("yyyy-MM"), select.First(a => dt.ToString("yyyy-MM")));
+                Assert.Equal(dt.ToString("yyyyMMddHHmmss"), select.First(a => dt.ToString("yyyyMMddHHmmss")));
+                Assert.Equal(dt.ToString("yyyyMMddHHmm"), select.First(a => dt.ToString("yyyyMMddHHmm")));
+                Assert.Equal(dt.ToString("yyyyMMddHH"), select.First(a => dt.ToString("yyyyMMddHH")));
+                Assert.Equal(dt.ToString("yyyyMMdd"), select.First(a => dt.ToString("yyyyMMdd")));
+                Assert.Equal(dt.ToString("yyyyMM"), select.First(a => dt.ToString("yyyyMM")));
+                Assert.Equal(dt.ToString("yyyy"), select.First(a => dt.ToString("yyyy")));
+                Assert.Equal(dt.ToString("HH:mm:ss"), select.First(a => dt.ToString("HH:mm:ss")));
+                Assert.Equal(dt.ToString("yyyy MM dd HH mm ss yy M d H hh h"), select.First(a => dt.ToString("yyyy MM dd HH mm ss yy M d H hh h")));
+                Assert.Equal(dt.ToString("yyyy MM dd HH mm ss yy M d H hh h m s"), select.First(a => dt.ToString("yyyy MM dd HH mm ss yy M d H hh h m s")));
+            }
+        }
+        [Fact]
+        public void Now()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Date == DateTime.Now.Date).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime) = cast(date_format(now(), '%Y-%m-%d') as datetime))
+        }
+        [Fact]
+        public void UtcNow()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Date == DateTime.UtcNow.Date).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime) = cast(date_format(utc_timestamp(), '%Y-%m-%d') as datetime))
+        }
+        [Fact]
+        public void MinValue()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Date == DateTime.MinValue.Date).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime) = cast(date_format(cast('0001/1/1 0:00:00' as datetime), '%Y-%m-%d') as datetime))
+        }
+        [Fact]
+        public void MaxValue()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Date == DateTime.MaxValue.Date).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime) = cast(date_format(cast('9999/12/31 23:59:59' as datetime), '%Y-%m-%d') as datetime))
+        }
+        [Fact]
+        public void Date()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Date == DateTime.Now.Date).ToList());
+            //data.Add(select.Where(a => a.Type.Time.Date > DateTime.Now.Date).ToList());
+            //data.Add(select.Where(a => a.Type.Parent.Time2.Date > DateTime.Now.Date).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime) = cast(date_format(now(), '%Y-%m-%d') as datetime));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (cast(date_format(a__Type.`Time`, '%Y-%m-%d') as datetime) > cast(date_format(now(), '%Y-%m-%d') as datetime));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (cast(date_format(a__Type__Parent.`Time2`, '%Y-%m-%d') as datetime) > cast(date_format(now(), '%Y-%m-%d') as datetime));
+            //data.Add(select.Where(a => DateTime.Now.Subtract(a.CreateTime.Date).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => DateTime.Now.Subtract(a.Type.Time.Date).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => DateTime.Now.Subtract(a.Type.Parent.Time2.Date).TotalSeconds > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (((timestampdiff(microsecond, cast(date_format(a.`CreateTime`, '%Y-%m-%d') as datetime), now())) / 1000000) > 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (((timestampdiff(microsecond, cast(date_format(a__Type.`Time`, '%Y-%m-%d') as datetime), now())) / 1000000) > 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (((timestampdiff(microsecond, cast(date_format(a__Type__Parent.`Time2`, '%Y-%m-%d') as datetime), now())) / 1000000) > 0)
+        }
+        [Fact]
+        public void TimeOfDay()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay == DateTime.Now.TimeOfDay).ToList());
+            data.Add(select.Where(a => a.Type.Time.TimeOfDay > DateTime.Now.TimeOfDay).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.TimeOfDay > DateTime.Now.TimeOfDay).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (timestampdiff(microsecond, date_format(now(), '1970-1-1 %H:%i:%s.%f'), now()) + 62135596800000000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((timestampdiff(microsecond, date_format(a__Type.`Time`, '1970-1-1 %H:%i:%s.%f'), a__Type.`Time`) + 62135596800000000) > (timestampdiff(microsecond, date_format(now(), '1970-1-1 %H:%i:%s.%f'), now()) + 62135596800000000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((timestampdiff(microsecond, date_format(a__Type__Parent.`Time2`, '1970-1-1 %H:%i:%s.%f'), a__Type__Parent.`Time2`) + 62135596800000000) > (timestampdiff(microsecond, date_format(now(), '1970-1-1 %H:%i:%s.%f'), now()) + 62135596800000000))
+        }
+        [Fact]
+        public void DayOfWeek()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.DayOfWeek > DateTime.Now.DayOfWeek).ToList());
+            data.Add(select.Where(a => a.Type.Time.DayOfWeek > DateTime.Now.DayOfWeek).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.DayOfWeek > DateTime.Now.DayOfWeek).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((dayofweek(a.`CreateTime`) - 1) > (dayofweek(now()) - 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((dayofweek(a__Type.`Time`) - 1) > (dayofweek(now()) - 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((dayofweek(a__Type__Parent.`Time2`) - 1) > (dayofweek(now()) - 1))
+        }
+        [Fact]
+        public void Day()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Day > DateTime.Now.Day).ToList());
+            data.Add(select.Where(a => a.Type.Time.Day > DateTime.Now.Day).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Day > DateTime.Now.Day).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (dayofmonth(a.`CreateTime`) > dayofmonth(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (dayofmonth(a__Type.`Time`) > dayofmonth(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (dayofmonth(a__Type__Parent.`Time2`) > dayofmonth(now()))
+        }
+        [Fact]
+        public void DayOfYear()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.DayOfYear > DateTime.Now.DayOfYear).ToList());
+            data.Add(select.Where(a => a.Type.Time.DayOfYear > DateTime.Now.DayOfYear).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.DayOfYear > DateTime.Now.DayOfYear).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (dayofyear(a.`CreateTime`) > dayofyear(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (dayofyear(a__Type.`Time`) > dayofyear(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (dayofyear(a__Type__Parent.`Time2`) > dayofyear(now()))
+        }
+        [Fact]
+        public void Month()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Month > DateTime.Now.Month).ToList());
+            data.Add(select.Where(a => a.Type.Time.Month > DateTime.Now.Month).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Month > DateTime.Now.Month).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (month(a.`CreateTime`) > month(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (month(a__Type.`Time`) > month(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (month(a__Type__Parent.`Time2`) > month(now()))
+        }
+        [Fact]
+        public void Year()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Year > DateTime.Now.Year).ToList());
+            data.Add(select.Where(a => a.Type.Time.Year > DateTime.Now.Year).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Year > DateTime.Now.Year).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (year(a.`CreateTime`) > year(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (year(a__Type.`Time`) > year(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (year(a__Type__Parent.`Time2`) > year(now()))
+        }
+        [Fact]
+        public void Hour()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Hour > DateTime.Now.Hour).ToList());
+            data.Add(select.Where(a => a.Type.Time.Hour > DateTime.Now.Hour).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Hour > DateTime.Now.Hour).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (hour(a.`CreateTime`) > hour(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (hour(a__Type.`Time`) > hour(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (hour(a__Type__Parent.`Time2`) > hour(now()))
+        }
+        [Fact]
+        public void Minute()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Minute > DateTime.Now.Minute).ToList());
+            data.Add(select.Where(a => a.Type.Time.Minute > DateTime.Now.Minute).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Minute > DateTime.Now.Minute).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (minute(a.`CreateTime`) > minute(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (minute(a__Type.`Time`) > minute(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (minute(a__Type__Parent.`Time2`) > minute(now()))
+        }
+        [Fact]
+        public void Second()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Second > DateTime.Now.Second).ToList());
+            data.Add(select.Where(a => a.Type.Time.Second > DateTime.Now.Second).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Second > DateTime.Now.Second).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (second(a.`CreateTime`) > second(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (second(a__Type.`Time`) > second(now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (second(a__Type__Parent.`Time2`) > second(now()))
+        }
+        [Fact]
+        public void Millisecond()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Millisecond > DateTime.Now.Millisecond).ToList());
+            data.Add(select.Where(a => a.Type.Time.Millisecond > DateTime.Now.Millisecond).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Millisecond > DateTime.Now.Millisecond).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (floor(microsecond(a.`CreateTime`) / 1000) > floor(microsecond(now()) / 1000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (floor(microsecond(a__Type.`Time`) / 1000) > floor(microsecond(now()) / 1000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (floor(microsecond(a__Type__Parent.`Time2`) / 1000) > floor(microsecond(now()) / 1000))
+        }
+        [Fact]
+        public void Ticks()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Ticks > DateTime.Now.Ticks).ToList());
+            data.Add(select.Where(a => a.Type.Time.Ticks > DateTime.Now.Ticks).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Ticks > DateTime.Now.Ticks).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((timestampdiff(microsecond, '1970-1-1', a.`CreateTime`) * 10 + 621355968000000000) > (timestampdiff(microsecond, '1970-1-1', now()) * 10 + 621355968000000000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((timestampdiff(microsecond, '1970-1-1', a__Type.`Time`) * 10 + 621355968000000000) > (timestampdiff(microsecond, '1970-1-1', now()) * 10 + 621355968000000000));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((timestampdiff(microsecond, '1970-1-1', a__Type__Parent.`Time2`) * 10 + 621355968000000000) > (timestampdiff(microsecond, '1970-1-1', now()) * 10 + 621355968000000000))
+        }
+        [Fact]
+        public void Add()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.Add(TimeSpan.FromDays(1)) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.Add(TimeSpan.FromDays(1)) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.Add(TimeSpan.FromDays(1)) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval ((1 * 86400000000)) microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval ((1 * 86400000000)) microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval ((1 * 86400000000)) microsecond) > now())
+        }
+        [Fact]
+        public void AddDays()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddDays(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddDays(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddDays(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) day) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) day) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) day) > now())
+        }
+        [Fact]
+        public void AddHours()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddHours(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddHours(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddHours(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) hour) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) hour) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) hour) > now())
+        }
+        [Fact]
+        public void AddMilliseconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddMilliseconds(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddMilliseconds(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddMilliseconds(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) * 1000 microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) * 1000 microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) * 1000 microsecond) > now())
+        }
+        [Fact]
+        public void AddMinutes()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddMinutes(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddMinutes(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddMinutes(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) minute) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) minute) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) minute) > now())
+        }
+        [Fact]
+        public void AddMonths()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddMonths(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddMonths(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddMonths(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) month) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) month) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) month) > now())
+        }
+        [Fact]
+        public void AddSeconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddSeconds(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddSeconds(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddSeconds(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) second) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) second) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) second) > now())
+        }
+        [Fact]
+        public void AddTicks()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddTicks(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddTicks(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddTicks(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) / 10 microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) / 10 microsecond) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) / 10 microsecond) > now())
+        }
+        [Fact]
+        public void AddYears()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddYears(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddYears(1) > DateTime.Now).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddYears(1) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (date_add(a.`CreateTime`, interval (1) year) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (date_add(a__Type.`Time`, interval (1) year) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (date_add(a__Type__Parent.`Time2`, interval (1) year) > now())
+        }
+        [Fact]
+        public void Subtract()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => a.CreateTime.Subtract(DateTime.Now).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => a.Type.Time.Subtract(DateTime.Now).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => a.Type.Parent.Time2.Subtract(DateTime.Now).TotalSeconds > 0).ToList());
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //WHERE ((extract(day from (systimestamp-a."CREATETIME"))*86400+extract(hour from (systimestamp-a."CREATETIME"))*3600+extract(minute from (systimestamp-a."CREATETIME"))*60+extract(second from (systimestamp-a."CREATETIME"))) > 0)
+
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //WHERE ((extract(day from (systimestamp-a__Type."TIME"))*86400+extract(hour from (systimestamp-a__Type."TIME"))*3600+extract(minute from (systimestamp-a__Type."TIME"))*60+extract(second from (systimestamp-a__Type."TIME"))) > 0)
+
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //LEFT JOIN "TESTTYPEPARENTINF1" a__Type__Parent ON a__Type__Parent."ID" = a__Type."PARENTID" 
+            //WHERE ((extract(day from (systimestamp-a__Type__Parent."TIME2"))*86400+extract(hour from (systimestamp-a__Type__Parent."TIME2"))*3600+extract(minute from (systimestamp-a__Type__Parent."TIME2"))*60+extract(second from (systimestamp-a__Type__Parent."TIME2"))) > 0)
+            //data.Add(select.Where(a => a.CreateTime.Subtract(TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //data.Add(select.Where(a => a.Type.Time.Subtract(TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //data.Add(select.Where(a => a.Type.Parent.Time2.Subtract(TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //WHERE ((a."CREATETIME"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //WHERE ((a__Type."TIME"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //LEFT JOIN "TESTTYPEPARENTINF1" a__Type__Parent ON a__Type__Parent."ID" = a__Type."PARENTID" 
+            //WHERE ((a__Type__Parent."TIME2"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+        }
+        [Fact]
+        public void Á½¸öÈÕÆÚÏà¼õ_Ч¹ûͬSubtract()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => (a.CreateTime - DateTime.Now).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => (a.Type.Time - DateTime.Now).TotalSeconds > 0).ToList());
+            //data.Add(select.Where(a => (a.Type.Parent.Time2 - DateTime.Now).TotalSeconds > 0).ToList());
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //WHERE ((extract(day from (systimestamp-a."CREATETIME"))*86400+extract(hour from (systimestamp-a."CREATETIME"))*3600+extract(minute from (systimestamp-a."CREATETIME"))*60+extract(second from (systimestamp-a."CREATETIME"))) > 0)
+
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //WHERE ((extract(day from (systimestamp-a__Type."TIME"))*86400+extract(hour from (systimestamp-a__Type."TIME"))*3600+extract(minute from (systimestamp-a__Type."TIME"))*60+extract(second from (systimestamp-a__Type."TIME"))) > 0)
+
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //LEFT JOIN "TESTTYPEPARENTINF1" a__Type__Parent ON a__Type__Parent."ID" = a__Type."PARENTID" 
+            //WHERE ((extract(day from (systimestamp-a__Type__Parent."TIME2"))*86400+extract(hour from (systimestamp-a__Type__Parent."TIME2"))*3600+extract(minute from (systimestamp-a__Type__Parent."TIME2"))*60+extract(second from (systimestamp-a__Type__Parent."TIME2"))) > 0)
+            //data.Add(select.Where(a => (a.CreateTime - TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //data.Add(select.Where(a => (a.Type.Time - TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //data.Add(select.Where(a => (a.Type.Parent.Time2 - TimeSpan.FromDays(1)) > a.CreateTime).ToList());
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a."TITLE", a."CREATETIME" 
+            //FROM "TB_TOPIC111333" a 
+            //WHERE ((a."CREATETIME"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //WHERE ((a__Type."TIME"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+            //SELECT a."ID", a."CLICKS", a."TYPEGUID", a__Type."GUID", a__Type."PARENTID", a__Type."NAME", a__Type."TIME", a."TITLE", a."CREATETIME" 
+
+            //FROM "TB_TOPIC111333" a 
+            //LEFT JOIN "TESTTYPEINFO333" a__Type ON a__Type."GUID" = a."TYPEGUID" 
+            //LEFT JOIN "TESTTYPEPARENTINF1" a__Type__Parent ON a__Type__Parent."ID" = a__Type."PARENTID" 
+            //WHERE ((a__Type__Parent."TIME2"-numtodsinterval((1)*86400,'second')) > a."CREATETIME")
+        }
+        [Fact]
+        public void this_Equals()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.AddYears(1).Equals(DateTime.Now)).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddYears(1).Equals(DateTime.Now)).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddYears(1).Equals(DateTime.Now)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((date_add(a.`CreateTime`, interval (1) year) = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((date_add(a__Type.`Time`, interval (1) year) = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((date_add(a__Type__Parent.`Time2`, interval (1) year) = now()))
+        }
+        [Fact]
+        public void DateTime_Compare()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.CompareTo(DateTime.Now) == 0).ToList());
+            data.Add(select.Where(a => a.Type.Time.AddYears(1).CompareTo(DateTime.Now) == 0).ToList());
+            data.Add(select.Where(a => a.Type.Parent.Time2.AddYears(1).CompareTo(DateTime.Now) == 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (((a.`CreateTime`) - (now())) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (((date_add(a__Type.`Time`, interval (1) year)) - (now())) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (((date_add(a__Type__Parent.`Time2`, interval (1) year)) - (now())) = 0)
+        }
+        [Fact]
+        public void DateTime_DaysInMonth()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => DateTime.DaysInMonth(a.CreateTime.Year, a.CreateTime.Month) > 30).ToList());
+            //data.Add(select.Where(a => DateTime.DaysInMonth(a.Type.Time.Year, a.Type.Time.Month) > 30).ToList());
+            //data.Add(select.Where(a => DateTime.DaysInMonth(a.Type.Parent.Time2.Year, a.Type.Parent.Time2.Month) > 30).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (dayofmonth(last_day(concat(year(a.`CreateTime`), month(a.`CreateTime`), '-01'))) > 30);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (dayofmonth(last_day(concat(year(a__Type.`Time`), month(a__Type.`Time`), '-01'))) > 30);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (dayofmonth(last_day(concat(year(a__Type__Parent.`Time2`), month(a__Type__Parent.`Time2`), '-01'))) > 30)
+        }
+        [Fact]
+        public void DateTime_Equals()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => DateTime.Equals(a.CreateTime.AddYears(1), DateTime.Now)).ToList());
+            data.Add(select.Where(a => DateTime.Equals(a.Type.Time.AddYears(1), DateTime.Now)).ToList());
+            data.Add(select.Where(a => DateTime.Equals(a.Type.Parent.Time2.AddYears(1), DateTime.Now)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE ((date_add(a.`CreateTime`, interval (1) year) = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE ((date_add(a__Type.`Time`, interval (1) year) = now()));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE ((date_add(a__Type__Parent.`Time2`, interval (1) year) = now()))
+        }
+        [Fact]
+        public void DateTime_IsLeapYear()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => DateTime.IsLeapYear(a.CreateTime.Year)).ToList());
+            data.Add(select.Where(a => DateTime.IsLeapYear(a.Type.Time.AddYears(1).Year)).ToList());
+            data.Add(select.Where(a => DateTime.IsLeapYear(a.Type.Parent.Time2.AddYears(1).Year)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (((year(a.`CreateTime`)) % 4 = 0 AND (year(a.`CreateTime`)) % 100 <> 0 OR (year(a.`CreateTime`)) % 400 = 0));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (((year(date_add(a__Type.`Time`, interval (1) year))) % 4 = 0 AND (year(date_add(a__Type.`Time`, interval (1) year))) % 100 <> 0 OR (year(date_add(a__Type.`Time`, interval (1) year))) % 400 = 0));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (((year(date_add(a__Type__Parent.`Time2`, interval (1) year))) % 4 = 0 AND (year(date_add(a__Type__Parent.`Time2`, interval (1) year))) % 100 <> 0 OR (year(date_add(a__Type__Parent.`Time2`, interval (1) year))) % 400 = 0))
+        }
+        [Fact]
+        public void DateTime_Parse()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => DateTime.Parse(a.CreateTime.ToString()) > DateTime.Now).ToList());
+            data.Add(select.Where(a => DateTime.Parse(a.Type.Time.AddYears(1).ToString()) > DateTime.Now).ToList());
+            data.Add(select.Where(a => DateTime.Parse(a.Type.Parent.Time2.AddYears(1).ToString()) > DateTime.Now).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic111333` a 
+            //WHERE (cast(date_format(a.`CreateTime`, '%Y-%m-%d %H:%i:%s.%f') as datetime) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type 
+            //WHERE (cast(date_format(date_add(a__Type.`Time`, interval (1) year), '%Y-%m-%d %H:%i:%s.%f') as datetime) > now());
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a__Type.`Time` as7, a.`Title` as8, a.`CreateTime` as9 
+            //FROM `tb_topic111333` a, `TestTypeInfo333` a__Type, `TestTypeParentInfo23123` a__Type__Parent 
+            //WHERE (cast(date_format(date_add(a__Type__Parent.`Time2`, interval (1) year), '%Y-%m-%d %H:%i:%s.%f') as datetime) > now())
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/MathTest.cs

@@ -0,0 +1,156 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class MathTest
+    {
+
+        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public int TypeGuid { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+        class TestTypeInfo
+        {
+            public int Guid { get; set; }
+            public int ParentId { get; set; }
+            public TestTypeParentInfo Parent { get; set; }
+            public string Name { get; set; }
+        }
+        class TestTypeParentInfo
+        {
+            public int Id { get; set; }
+            public string Name { get; set; }
+
+            public List<TestTypeInfo> Types { get; set; }
+        }
+
+        [Fact]
+        public void PI()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.PI + a.Clicks > 0).ToList());
+        }
+        [Fact]
+        public void Abs()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Abs(-a.Clicks) > 0).ToList());
+        }
+        [Fact]
+        public void Sign()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Sign(-a.Clicks) > 0).ToList());
+        }
+        [Fact]
+        public void Floor()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Floor(a.Clicks + 0.5) == a.Clicks).ToList());
+        }
+        [Fact]
+        public void Ceiling()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Ceiling(a.Clicks + 0.5) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Round()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Round(a.Clicks + 0.5) == a.Clicks).ToList());
+            data.Add(select.Where(a => Math.Round(a.Clicks + 0.5, 1) > a.Clicks).ToList());
+        }
+        [Fact]
+        public void Exp()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Exp(1) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Log()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Log(a.Clicks + 0.5) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Log10()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Log10(a.Clicks + 0.5) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Pow()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Pow(2, a.Clicks % 5) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Sqrt()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Sqrt(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Cos()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Cos(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Sin()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Sin(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Tan()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Tan(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Acos()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => Math.Acos(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Asin()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => Math.Asin(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Atan()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Atan(Math.Pow(2, a.Clicks % 5)) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Atan2()
+        {
+            var data = new List<object>();
+            //data.Add(select.Where(a => Math.Atan2(2, a.Clicks) == a.Clicks + 1).ToList());
+        }
+        [Fact]
+        public void Truncate()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => Math.Truncate(a.Clicks * 1.0 / 3) == a.Clicks + 1).ToList());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/OtherTest.cs

@@ -0,0 +1,165 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class OtherTest
+    {
+
+        ISelect<TableAllType> select => g.kingbaseES.Select<TableAllType>();
+
+        public OtherTest()
+        {
+        }
+
+        [Fact]
+        public void Div()
+        {
+            var t1 = select.Where(a => a.Int / 3 > 3).Limit(10).ToList();
+            var t2 = select.Where(a => a.Long / 3 > 3).Limit(10).ToList();
+            var t3 = select.Where(a => a.Short / 3 > 3).Limit(10).ToList();
+
+            var t4 = select.Where(a => a.Int / 3.0 > 3).Limit(10).ToList();
+            var t5 = select.Where(a => a.Long / 3.0 > 3).Limit(10).ToList();
+            var t6 = select.Where(a => a.Short / 3.0 > 3).Limit(10).ToList();
+
+            var t7 = select.Where(a => a.Double / 3 > 3).Limit(10).ToList();
+            var t8 = select.Where(a => a.Decimal / 3 > 3).Limit(10).ToList();
+            var t9 = select.Where(a => a.Float / 3 > 3).Limit(10).ToList();
+        }
+
+        [Fact]
+        public void Boolean()
+        {
+            var t1 = select.Where(a => a.Bool == true).ToList();
+            var t2 = select.Where(a => a.Bool != true).ToList();
+            var t3 = select.Where(a => a.Bool == false).ToList();
+            var t4 = select.Where(a => !a.Bool).ToList();
+            var t5 = select.Where(a => a.Bool).ToList();
+            var t51 = select.WhereCascade(a => a.Bool).Limit(10).ToList();
+
+            var t11 = select.Where(a => a.BoolNullable == true).ToList();
+            var t22 = select.Where(a => a.BoolNullable != true).ToList();
+            var t33 = select.Where(a => a.BoolNullable == false).ToList();
+            var t44 = select.Where(a => !a.BoolNullable.Value).ToList();
+            var t55 = select.Where(a => a.BoolNullable.Value).ToList();
+
+            var t111 = select.Where(a => a.Bool == true && a.Id > 0).ToList();
+            var t222 = select.Where(a => a.Bool != true && a.Id > 0).ToList();
+            var t333 = select.Where(a => a.Bool == false && a.Id > 0).ToList();
+            var t444 = select.Where(a => !a.Bool && a.Id > 0).ToList();
+            var t555 = select.Where(a => a.Bool && a.Id > 0).ToList();
+
+            var t1111 = select.Where(a => a.BoolNullable == true && a.Id > 0).ToList();
+            var t2222 = select.Where(a => a.BoolNullable != true && a.Id > 0).ToList();
+            var t3333 = select.Where(a => a.BoolNullable == false && a.Id > 0).ToList();
+            var t4444 = select.Where(a => !a.BoolNullable.Value && a.Id > 0).ToList();
+            var t5555 = select.Where(a => a.BoolNullable.Value && a.Id > 0).ToList();
+
+            var t11111 = select.Where(a => a.Bool == true && a.Id > 0 && a.Bool == true).ToList();
+            var t22222 = select.Where(a => a.Bool != true && a.Id > 0 && a.Bool != true).ToList();
+            var t33333 = select.Where(a => a.Bool == false && a.Id > 0 && a.Bool == false).ToList();
+            var t44444 = select.Where(a => !a.Bool && a.Id > 0 && !a.Bool).ToList();
+            var t55555 = select.Where(a => a.Bool && a.Id > 0 && a.Bool).ToList();
+
+            var t111111 = select.Where(a => a.BoolNullable == true && a.Id > 0 && a.BoolNullable == true).ToList();
+            var t222222 = select.Where(a => a.BoolNullable != true && a.Id > 0 && a.BoolNullable != true).ToList();
+            var t333333 = select.Where(a => a.BoolNullable == false && a.Id > 0 && a.BoolNullable == false).ToList();
+            var t444444 = select.Where(a => !a.BoolNullable.Value && a.Id > 0 && !a.BoolNullable.Value).ToList();
+            var t555555 = select.Where(a => a.BoolNullable.Value && a.Id > 0 && a.BoolNullable.Value).ToList();
+        }
+
+        [Fact]
+        public void Array()
+        {
+            IEnumerable<int> testlinqlist = new List<int>(new[] { 1, 2, 3 });
+            var testlinq = select.Where(a => testlinqlist.Contains(a.Int)).ToList();
+
+            //in not in
+            var sql111 = select.Where(a => new[] { 1, 2, 3 }.Contains(a.Int)).ToList();
+            //var sql112 = select.Where(a => new[] { 1, 2, 3 }.Contains(a.Int) == false).ToList();
+            var sql113 = select.Where(a => !new[] { 1, 2, 3 }.Contains(a.Int)).ToList();
+
+            var inarray = new[] { 1, 2, 3 };
+            var sql1111 = select.Where(a => inarray.Contains(a.Int)).ToList();
+            //var sql1122 = select.Where(a => inarray.Contains(a.Int) == false).ToList();
+            var sql1133 = select.Where(a => !inarray.Contains(a.Int)).ToList();
+
+
+            //in not in
+            var sql11111 = select.Where(a => new List<int>() { 1, 2, 3 }.Contains(a.Int)).ToList();
+            //var sql11222 = select.Where(a => new List<int>() { 1, 2, 3 }.Contains(a.Int) == false).ToList();
+            var sql11333 = select.Where(a => !new List<int>() { 1, 2, 3 }.Contains(a.Int)).ToList();
+
+            var sql11111a = select.Where(a => new List<int>(new[] { 1, 2, 3 }).Contains(a.Int)).ToList();
+            //var sql11222b = select.Where(a => new List<int>(new[] { 1, 2, 3 }).Contains(a.Int) == false).ToList();
+            var sql11333c = select.Where(a => !new List<int>(new[] { 1, 2, 3 }).Contains(a.Int)).ToList();
+
+            var inarray2 = new List<int>() { 1, 2, 3 };
+            var sql111111 = select.Where(a => inarray.Contains(a.Int)).ToList();
+            //var sql112222 = select.Where(a => inarray.Contains(a.Int) == false).ToList();
+            var sql113333 = select.Where(a => !inarray.Contains(a.Int)).ToList();
+
+            var inarray2n = Enumerable.Range(1, 3333).ToArray();
+            var sql1111111 = select.Where(a => inarray2n.Contains(a.Int)).ToList();
+            var sql1122222 = select.Where(a => inarray2n.Contains(a.Int) == false).ToList();
+            var sql1133333 = select.Where(a => !inarray2n.Contains(a.Int)).ToList();
+        }
+
+        [Table(Name = "tb_alltype")]
+        class TableAllType
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+
+            public string id2 { get; set; } = "id2=10";
+
+            public bool Bool { get; set; }
+            public sbyte SByte { get; set; }
+            public short Short { get; set; }
+            public int Int { get; set; }
+            public long Long { get; set; }
+            public byte Byte { get; set; }
+            public ushort UShort { get; set; }
+            public uint UInt { get; set; }
+            public ulong ULong { get; set; }
+            public double Double { get; set; }
+            public float Float { get; set; }
+            public decimal Decimal { get; set; }
+            public TimeSpan TimeSpan { get; set; }
+            public DateTime DateTime { get; set; }
+            public DateTime DateTimeOffSet { get; set; }
+            public byte[] Bytes { get; set; }
+            public string String { get; set; }
+            public Guid Guid { get; set; }
+
+            public bool? BoolNullable { get; set; }
+            public sbyte? SByteNullable { get; set; }
+            public short? ShortNullable { get; set; }
+            public int? IntNullable { get; set; }
+            public long? testFielLongNullable { get; set; }
+            public byte? ByteNullable { get; set; }
+            public ushort? UShortNullable { get; set; }
+            public uint? UIntNullable { get; set; }
+            public ulong? ULongNullable { get; set; }
+            public double? DoubleNullable { get; set; }
+            public float? FloatNullable { get; set; }
+            public decimal? DecimalNullable { get; set; }
+            public TimeSpan? TimeSpanNullable { get; set; }
+            public DateTime? DateTimeNullable { get; set; }
+            public DateTime? DateTimeOffSetNullable { get; set; }
+            public Guid? GuidNullable { get; set; }
+
+            public TableAllTypeEnumType1 Enum1 { get; set; }
+            public TableAllTypeEnumType1? Enum1Nullable { get; set; }
+            public TableAllTypeEnumType2 Enum2 { get; set; }
+            public TableAllTypeEnumType2? Enum2Nullable { get; set; }
+        }
+
+        public enum TableAllTypeEnumType1 { e1, e2, e3, e5 }
+        [Flags] public enum TableAllTypeEnumType2 { f1, f2, f3 }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/StringTest.cs

@@ -0,0 +1,726 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class StringTest
+    {
+
+        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public int TypeGuid { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+        class TestTypeInfo
+        {
+            [Column(IsIdentity = true)]
+            public int Guid { get; set; }
+            public int ParentId { get; set; }
+            public TestTypeParentInfo Parent { get; set; }
+            public string Name { get; set; }
+        }
+        class TestTypeParentInfo
+        {
+            public int Id { get; set; }
+            public string Name { get; set; }
+
+            public List<TestTypeInfo> Types { get; set; }
+        }
+        class TestEqualsGuid
+        {
+            public Guid id { get; set; }
+        }
+
+        [Fact]
+        public void Equals__()
+        {
+            var list = new List<object>();
+            list.Add(select.Where(a => a.Title.Equals("aaa")).ToList());
+            list.Add(g.kingbaseES.Select<TestEqualsGuid>().Where(a => a.id.Equals(Guid.Empty)).ToList());
+        }
+
+
+        [Fact]
+        public void Empty()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => (a.Title ?? "") == string.Empty).ToSql());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (ifnull(a.`Title`, '') = '')
+        }
+
+        [Fact]
+        public void StartsWith()
+        {
+            var list = new List<object>();
+            list.Add(select.Where(a => a.Title.StartsWith("aaa")).ToList());
+            list.Add(select.Where(a => a.Title.StartsWith(a.Title)).ToList());
+            list.Add(select.Where(a => a.Title.StartsWith(a.Title + 1)).ToList());
+            list.Add(select.Where(a => a.Title.StartsWith(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE '%aaa')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat('%', a.`Title`))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat('%', concat(a.`Title`, 1)))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((a.`Title`) LIKE concat('%', a__Type.`Name`))
+            list.Add(select.Where(a => (a.Title + "aaa").StartsWith("aaa")).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").StartsWith(a.Title)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").StartsWith(a.Title + 1)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").StartsWith(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE '%aaa')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', a.`Title`))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', concat(a.`Title`, 1)))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', a__Type.`Name`))
+        }
+        [Fact]
+        public void EndsWith()
+        {
+            var list = new List<object>();
+            list.Add(select.Where(a => a.Title.EndsWith("aaa")).ToList());
+            list.Add(select.Where(a => a.Title.EndsWith(a.Title)).ToList());
+            list.Add(select.Where(a => a.Title.EndsWith(a.Title + 1)).ToList());
+            list.Add(select.Where(a => a.Title.EndsWith(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE 'aaa%')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat(a.`Title`, '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat(concat(a.`Title`, 1), '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((a.`Title`) LIKE concat(a__Type.`Name`, '%'))
+            list.Add(select.Where(a => (a.Title + "aaa").EndsWith("aaa")).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").EndsWith(a.Title)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").EndsWith(a.Title + 1)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").EndsWith(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE 'aaa%')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat(a.`Title`, '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat(concat(a.`Title`, 1), '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat(a__Type.`Name`, '%'))
+        }
+        [Fact]
+        public void Contains()
+        {
+            var list = new List<object>();
+            list.Add(select.Where(a => a.Title.Contains("aaa")).ToList());
+            list.Add(select.Where(a => a.Title.Contains(a.Title)).ToList());
+            list.Add(select.Where(a => a.Title.Contains(a.Title + 1)).ToList());
+            list.Add(select.Where(a => a.Title.Contains(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE '%aaa%')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat('%', a.`Title`, '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((a.`Title`) LIKE concat('%', a.`Title` +1, '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((a.`Title`) LIKE concat('%', a__Type.`Name`, '%'))
+            list.Add(select.Where(a => (a.Title + "aaa").Contains("aaa")).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").Contains(a.Title)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").Contains(a.Title + 1)).ToList());
+            list.Add(select.Where(a => (a.Title + "aaa").Contains(a.Type.Name)).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE '%aaa%')
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', a.`Title`, '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', concat(a.`Title`, 1), '%'))
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE((concat(a.`Title`, 'aaa')) LIKE concat('%', a__Type.`Name`, '%'))
+        }
+        [Fact]
+        public void ToLower()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.ToLower() == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.ToLower() == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.ToLower() == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.ToLower() == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(a.`Title`) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(a.`Title`) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(a.`Title`) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE(lower(a.`Title`) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.ToLower() + "aaa").ToLower() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.ToLower() + "aaa").ToLower() == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.ToLower() + "aaa").ToLower() == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.ToLower() + "aaa").ToLower() == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(concat(lower(a.`Title`), 'aaa')) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(concat(lower(a.`Title`), 'aaa')) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5
+            //FROM `tb_topic` a
+            //WHERE(lower(concat(lower(a.`Title`), 'aaa')) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type
+            //WHERE(lower(concat(lower(a.`Title`), 'aaa')) = a__Type.`Name`)
+        }
+        [Fact]
+        public void ToUpper()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.ToUpper() == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.ToUpper() == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.ToUpper() == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.ToUpper() == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(a.`Title`) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(a.`Title`) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(a.`Title`) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (upper(a.`Title`) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.ToUpper() + "aaa").ToUpper() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.ToUpper() + "aaa").ToUpper() == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.ToUpper() + "aaa").ToUpper() == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.ToUpper() + "aaa").ToUpper() == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(concat(upper(a.`Title`), 'aaa')) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(concat(upper(a.`Title`), 'aaa')) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (upper(concat(upper(a.`Title`), 'aaa')) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (upper(concat(upper(a.`Title`), 'aaa')) = a__Type.`Name`)
+        }
+        [Fact]
+        public void Substring()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.Substring(0) == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.Substring(0) == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.Substring(0) == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.Substring(0) == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(a.`Title`, 1) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(a.`Title`, 1) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(a.`Title`, 1) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (substr(a.`Title`, 1) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.Substring(0) + "aaa").Substring(a.Title.Length) == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.Substring(0) + "aaa").Substring(0, a.Title.Length) == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.Substring(0) + "aaa").Substring(0, 3) == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.Substring(0) + "aaa").Substring(1, 2) == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(concat(substr(a.`Title`, 1), 'aaa'), char_length(a.`Title`) + 1) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(concat(substr(a.`Title`, 1), 'aaa'), 1, char_length(a.`Title`)) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (substr(concat(substr(a.`Title`, 1), 'aaa'), 1, 3) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (substr(concat(substr(a.`Title`, 1), 'aaa'), 2, 2) = a__Type.`Name`)
+        }
+        [Fact]
+        public void Length()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.Length == 0).ToList());
+            data.Add(select.Where(a => a.Title.Length == 1).ToList());
+            data.Add(select.Where(a => a.Title.Length == a.Title.Length + 1).ToList());
+            data.Add(select.Where(a => a.Title.Length == a.Type.Name.Length).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(a.`Title`) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(a.`Title`) = 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(a.`Title`) = char_length(a.`Title`) + 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (char_length(a.`Title`) = char_length(a__Type.`Name`));
+            data.Add(select.Where(a => (a.Title + "aaa").Length == 0).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").Length == 1).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").Length == a.Title.Length + 1).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").Length == a.Type.Name.Length).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(concat(a.`Title`, 'aaa')) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(concat(a.`Title`, 'aaa')) = 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (char_length(concat(a.`Title`, 'aaa')) = char_length(a.`Title`) + 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (char_length(concat(a.`Title`, 'aaa')) = char_length(a__Type.`Name`))
+        }
+        [Fact]
+        public void IndexOf()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.IndexOf("aaa") == -1).ToList());
+            data.Add(select.Where(a => a.Title.IndexOf("aaa", 2) == -1).ToList());
+            data.Add(select.Where(a => a.Title.IndexOf("aaa", 2) == (a.Title.Length + 1)).ToList());
+            data.Add(select.Where(a => a.Title.IndexOf("aaa", 2) == a.Type.Name.Length + 1).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(a.`Title`, 'aaa') - 1) = -1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(a.`Title`, 'aaa', 3) - 1) = -1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(a.`Title`, 'aaa', 3) - 1) = char_length(a.`Title`) + 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE ((locate(a.`Title`, 'aaa', 3) - 1) = char_length(a__Type.`Name`) + 1);
+            data.Add(select.Where(a => (a.Title + "aaa").IndexOf("aaa") == -1).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").IndexOf("aaa", 2) == -1).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").IndexOf("aaa", 2) == (a.Title.Length + 1)).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").IndexOf("aaa", 2) == a.Type.Name.Length + 1).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(concat(a.`Title`, 'aaa'), 'aaa') - 1) = -1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(concat(a.`Title`, 'aaa'), 'aaa', 3) - 1) = -1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((locate(concat(a.`Title`, 'aaa'), 'aaa', 3) - 1) = char_length(a.`Title`) + 1);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE ((locate(concat(a.`Title`, 'aaa'), 'aaa', 3) - 1) = char_length(a__Type.`Name`) + 1)
+        }
+        [Fact]
+        public void PadLeft()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.PadLeft(10, 'a') == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.PadLeft(10, 'a') == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.PadLeft(10, 'a') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.PadLeft(10, 'a') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(a.`Title`, 10, 'a') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(a.`Title`, 10, 'a') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(a.`Title`, 10, 'a') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (lpad(a.`Title`, 10, 'a') = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.PadLeft(10, 'a') + "aaa").PadLeft(20, 'b') == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.PadLeft(10, 'a') + "aaa").PadLeft(20, 'b') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.PadLeft(10, 'a') + "aaa").PadLeft(20, 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.PadLeft(10, 'a') + "aaa").PadLeft(20, 'b') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(concat(lpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(concat(lpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (lpad(concat(lpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (lpad(concat(lpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = a__Type.`Name`)
+        }
+        [Fact]
+        public void PadRight()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.PadRight(10, 'a') == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.PadRight(10, 'a') == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.PadRight(10, 'a') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.PadRight(10, 'a') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(a.`Title`, 10, 'a') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(a.`Title`, 10, 'a') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(a.`Title`, 10, 'a') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (rpad(a.`Title`, 10, 'a') = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.PadRight(10, 'a') + "aaa").PadRight(20, 'b') == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.PadRight(10, 'a') + "aaa").PadRight(20, 'b') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.PadRight(10, 'a') + "aaa").PadRight(20, 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.PadRight(10, 'a') + "aaa").PadRight(20, 'b') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(concat(rpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(concat(rpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rpad(concat(rpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (rpad(concat(rpad(a.`Title`, 10, 'a'), 'aaa'), 20, 'b') = a__Type.`Name`)
+        }
+        [Fact]
+        public void Trim()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.Trim() == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.Trim('a') == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.Trim('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.Trim('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(a.`Title`) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim('a' from a.`Title`) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim('b' from trim('a' from a.`Title`)) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim('c' from trim('b' from trim('a' from a.`Title`))) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.Trim() + "aaa").Trim() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.Trim('a') + "aaa").Trim('a') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.Trim('a', 'b') + "aaa").Trim('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.Trim('a', 'b', 'c') + "aaa").Trim('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(concat(trim(a.`Title`), 'aaa')) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim('a' from concat(trim('a' from a.`Title`), 'aaa')) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim('b' from trim('a' from concat(trim('b' from trim('a' from a.`Title`)), 'aaa'))) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim('c' from trim('b' from trim('a' from concat(trim('c' from trim('b' from trim('a' from a.`Title`))), 'aaa')))) = a__Type.`Name`)
+        }
+        [Fact]
+        public void TrimStart()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.TrimStart() == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.TrimStart('a') == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.TrimStart('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.TrimStart('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (ltrim(a.`Title`) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'a' from trim(leading 'a' from a.`Title`)) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from a.`Title`)))) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim(trailing 'c' from trim(leading 'c' from trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from a.`Title`)))))) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.TrimStart() + "aaa").TrimStart() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.TrimStart('a') + "aaa").TrimStart('a') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.TrimStart('a', 'b') + "aaa").TrimStart('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.TrimStart('a', 'b', 'c') + "aaa").TrimStart('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (ltrim(concat(ltrim(a.`Title`), 'aaa')) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'a' from trim(leading 'a' from concat(trim(trailing 'a' from trim(leading 'a' from a.`Title`)), 'aaa'))) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from concat(trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from a.`Title`)))), 'aaa'))))) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim(trailing 'c' from trim(leading 'c' from trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from concat(trim(trailing 'c' from trim(leading 'c' from trim(trailing 'b' from trim(leading 'b' from trim(trailing 'a' from trim(leading 'a' from a.`Title`)))))), 'aaa'))))))) = a__Type.`Name`)
+        }
+        [Fact]
+        public void TrimEnd()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.TrimEnd() == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.TrimEnd('a') == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.TrimEnd('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.TrimEnd('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rtrim(a.`Title`) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'a' from a.`Title`) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'b' from trim(trailing 'a' from a.`Title`)) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim(trailing 'c' from trim(trailing 'b' from trim(trailing 'a' from a.`Title`))) = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.TrimEnd() + "aaa").TrimEnd() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.TrimEnd('a') + "aaa").TrimEnd('a') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.TrimEnd('a', 'b') + "aaa").TrimEnd('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.TrimEnd('a', 'b', 'c') + "aaa").TrimEnd('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (rtrim(concat(rtrim(a.`Title`), 'aaa')) = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'a' from concat(trim(trailing 'a' from a.`Title`), 'aaa')) = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (trim(trailing 'b' from trim(trailing 'a' from concat(trim(trailing 'b' from trim(trailing 'a' from a.`Title`)), 'aaa'))) = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (trim(trailing 'c' from trim(trailing 'b' from trim(trailing 'a' from concat(trim(trailing 'c' from trim(trailing 'b' from trim(trailing 'a' from a.`Title`))), 'aaa')))) = a__Type.`Name`)
+        }
+        [Fact]
+        public void Replace()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.Replace("a", "b") == "aaa").ToList());
+            data.Add(select.Where(a => a.Title.Replace("a", "b").Replace("b", "c") == a.Title).ToList());
+            data.Add(select.Where(a => a.Title.Replace("a", "b").Replace("b", "c").Replace("c", "a") == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => a.Title.Replace("a", "b").Replace("b", "c").Replace(a.Type.Name, "a") == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (replace(a.`Title`, 'a', 'b') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (replace(replace(a.`Title`, 'a', 'b'), 'b', 'c') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (replace(replace(replace(a.`Title`, 'a', 'b'), 'b', 'c'), 'c', 'a') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (replace(replace(replace(a.`Title`, 'a', 'b'), 'b', 'c'), a__Type.`Name`, 'a') = a__Type.`Name`);
+            data.Add(select.Where(a => (a.Title.Replace("a", "b") + "aaa").TrimEnd() == "aaa").ToList());
+            data.Add(select.Where(a => (a.Title.Replace("a", "b").Replace("b", "c") + "aaa").TrimEnd('a') == a.Title).ToList());
+            data.Add(select.Where(a => (a.Title.Replace("a", "b").Replace("b", "c").Replace("c", "a") + "aaa").TrimEnd('a', 'b') == (a.Title + 1)).ToList());
+            data.Add(select.Where(a => (a.Title.Replace("a", "b").Replace("b", "c").Replace(a.Type.Name, "a") + "aaa").TrimEnd('a', 'b', 'c') == a.Type.Name).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (concat(replace(a.`Title`, 'a', 'b'), 'aaa') = 'aaa');
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (concat(replace(replace(a.`Title`, 'a', 'b'), 'b', 'c'), 'aaa') = a.`Title`);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (concat(replace(replace(replace(a.`Title`, 'a', 'b'), 'b', 'c'), 'c', 'a'), 'aaa') = concat(a.`Title`, 1));
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (concat(replace(replace(replace(a.`Title`, 'a', 'b'), 'b', 'c'), a__Type.`Name`, 'a'), 'aaa') = a__Type.`Name`)
+        }
+        [Fact]
+        public void CompareTo()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.Title.CompareTo(a.Title) == 0).ToList());
+            data.Add(select.Where(a => a.Title.CompareTo(a.Title) > 0).ToList());
+            data.Add(select.Where(a => a.Title.CompareTo(a.Title + 1) == 0).ToList());
+            data.Add(select.Where(a => a.Title.CompareTo(a.Title + a.Type.Name) == 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(a.`Title`, a.`Title`) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(a.`Title`, a.`Title`) > 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(a.`Title`, concat(a.`Title`, 1)) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (strcmp(a.`Title`, concat(a.`Title`, a__Type.`Name`)) = 0);
+            data.Add(select.Where(a => (a.Title + "aaa").CompareTo("aaa") == 0).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").CompareTo(a.Title) > 0).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").CompareTo(a.Title + 1) == 0).ToList());
+            data.Add(select.Where(a => (a.Title + "aaa").CompareTo(a.Type.Name) == 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(concat(a.`Title`, 'aaa'), 'aaa') = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(concat(a.`Title`, 'aaa'), a.`Title`) > 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (strcmp(concat(a.`Title`, 'aaa'), concat(a.`Title`, 1)) = 0);
+
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a__Type.`Guid` as4, a__Type.`ParentId` as5, a__Type.`Name` as6, a.`Title` as7, a.`CreateTime` as8 
+            //FROM `tb_topic` a, `TestTypeInfo` a__Type 
+            //WHERE (strcmp(concat(a.`Title`, 'aaa'), a__Type.`Name`) = 0)
+        }
+
+        [Fact]
+        public void string_IsNullOrEmpty()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => string.IsNullOrEmpty(a.Title)).ToList());
+            data.Add(select.Where(a => !string.IsNullOrEmpty(a.Title)).ToList());
+        }
+
+        [Fact]
+        public void string_IsNullOrWhiteSpace()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => string.IsNullOrWhiteSpace(a.Title)).ToList());
+            data.Add(select.Where(a => !string.IsNullOrWhiteSpace(a.Title)).ToList());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/KingbaseESExpression/TimeSpanTest.cs

@@ -0,0 +1,293 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESExpression
+{
+    public class TimeSpanTest
+    {
+
+        ISelect<Topic> select => g.kingbaseES.Select<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+            public int Clicks { get; set; }
+            public int TypeGuid { get; set; }
+            public TestTypeInfo Type { get; set; }
+            public string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+        class TestTypeInfo
+        {
+            public int Guid { get; set; }
+            public int ParentId { get; set; }
+            public TestTypeParentInfo Parent { get; set; }
+            public string Name { get; set; }
+        }
+        class TestTypeParentInfo
+        {
+            public int Id { get; set; }
+            public string Name { get; set; }
+
+            public List<TestTypeInfo> Types { get; set; }
+        }
+        [Fact]
+        public void Zero()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.Zero).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > 0)
+        }
+        [Fact]
+        public void MinValue()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay > TimeSpan.MinValue).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) > -922337203685477580)
+        }
+        [Fact]
+        public void MaxValue()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay < TimeSpan.MaxValue).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) < 922337203685477580)
+        }
+        [Fact]
+        public void Days()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Days == 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 86400000000) = 0)
+        }
+        [Fact]
+        public void Hours()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Hours > 0).ToSql());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 3600000000) mod 24 > 0)
+        }
+        [Fact]
+        public void Milliseconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Milliseconds > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000 mod 1000) > 0)
+        }
+        [Fact]
+        public void Minutes()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Minutes > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 60000000 mod 60) > 0)
+        }
+        [Fact]
+        public void Seconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Seconds > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) div 1000000 mod 60) > 0)
+        }
+        [Fact]
+        public void Ticks()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Ticks > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) * 10) > 0)
+        }
+        [Fact]
+        public void TotalDays()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalDays > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 86400000000) > 0)
+        }
+        [Fact]
+        public void TotalHours()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalHours > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 3600000000) > 0)
+        }
+        [Fact]
+        public void TotalMilliseconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMilliseconds > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000) > 0)
+        }
+        [Fact]
+        public void TotalMinutes()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalMinutes > 0).ToSql());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 60000000) > 0)
+        }
+        [Fact]
+        public void TotalSeconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.TotalSeconds > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) / 1000000) > 0)
+        }
+        [Fact]
+        public void Add()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Add(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) + (1 * 86400000000)) > 0)
+        }
+        [Fact]
+        public void Subtract()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Subtract(TimeSpan.FromDays(1)) > TimeSpan.Zero).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) - (1 * 86400000000)) > 0)
+        }
+        [Fact]
+        public void CompareTo()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.CompareTo(TimeSpan.FromDays(1)) > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
+        }
+        [Fact]
+        public void this_Equals()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.Equals(TimeSpan.FromDays(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
+        }
+        [Fact]
+        public void this_ToString()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => a.CreateTime.TimeOfDay.ToString() == "ssss").ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') = 'ssss')
+        }
+
+        [Fact]
+        public void TimeSpan_Compare()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Compare(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1)) > 0).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) - ((1 * 86400000000))) > 0)
+        }
+        [Fact]
+        public void TimeSpan_Equals()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
+        }
+        [Fact]
+        public void TimeSpan_FromDays()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromDays(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 86400000000)))
+        }
+        [Fact]
+        public void TimeSpan_FromHours()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromHours(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 3600000000)))
+        }
+        [Fact]
+        public void TimeSpan_FromMilliseconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMilliseconds(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000)))
+        }
+        [Fact]
+        public void TimeSpan_FromMinutes()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromMinutes(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 60000000)))
+        }
+        [Fact]
+        public void TimeSpan_FromSeconds()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromSeconds(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 * 1000000)))
+        }
+        [Fact]
+        public void TimeSpan_FromTicks()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Equals(a.CreateTime.TimeOfDay, TimeSpan.FromTicks(1))).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE ((timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000) = (1 / 10)))
+        }
+        [Fact]
+        public void TimeSpan_Parse()
+        {
+            var data = new List<object>();
+            data.Add(select.Where(a => TimeSpan.Parse(a.CreateTime.TimeOfDay.ToString()) > TimeSpan.Zero).ToList());
+            //SELECT a.`Id` as1, a.`Clicks` as2, a.`TypeGuid` as3, a.`Title` as4, a.`CreateTime` as5 
+            //FROM `tb_topic` a 
+            //WHERE (cast(date_format(date_add(cast('0001/1/1 0:00:00' as datetime), interval (timestampdiff(microsecond, date_format(a.`CreateTime`, '1970-1-1 %H:%i:%s.%f'), a.`CreateTime`) + 62135596800000000)) microsecond), '%Y-%m-%d %H:%i:%s.%f') as signed) > 0)
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/MapType/DateTimeOffSetTest.cs

@@ -0,0 +1,54 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESMapType
+{
+    public class DateTimeOffSetTest
+    {
+        class Dtos_dt
+        {
+            public Guid id { get; set; }
+
+            [Column(MapType = typeof(DateTime))]
+            public DateTimeOffset dtos_to_dt { get; set; }
+            [Column(MapType = typeof(DateTime))]
+            public DateTimeOffset? dtofnil_to_dt { get; set; }
+        }
+        [Fact]
+        public void DateTimeToDateTimeOffSet()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new Dtos_dt { dtos_to_dt = DateTimeOffset.Now, dtofnil_to_dt = DateTimeOffset.Now };
+            Assert.Equal(1, orm.Insert<Dtos_dt>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<Dtos_dt>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.dtos_to_dt.ToString("g"), find.dtos_to_dt.ToString("g"));
+            Assert.Equal(item.dtofnil_to_dt.Value.ToString("g"), find.dtofnil_to_dt.Value.ToString("g"));
+
+            //update all
+            item.dtos_to_dt = DateTimeOffset.Now;
+            Assert.Equal(1, orm.Update<Dtos_dt>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<Dtos_dt>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.dtos_to_dt.ToString("g"), find.dtos_to_dt.ToString("g"));
+            Assert.Equal(item.dtofnil_to_dt.Value.ToString("g"), find.dtofnil_to_dt.Value.ToString("g"));
+
+            //update set
+            Assert.Equal(1, orm.Update<Dtos_dt>().Where(a => a.id == item.id).Set(a => a.dtos_to_dt, item.dtos_to_dt = DateTimeOffset.Now).ExecuteAffrows());
+            find = orm.Select<Dtos_dt>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.dtos_to_dt.ToString("g"), find.dtos_to_dt.ToString("g"));
+            Assert.Equal(item.dtofnil_to_dt.Value.ToString("g"), find.dtofnil_to_dt.Value.ToString("g"));
+
+            //delete
+            Assert.Equal(1, orm.Delete<Dtos_dt>().Where(a => a.id == item.id).ExecuteAffrows());
+            Assert.Null(orm.Select<Dtos_dt>().Where(a => a.id == item.id).First());
+        }
+        
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/MapType/EnumTest.cs

@@ -0,0 +1,261 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESMapType
+{
+    public class EnumTest
+    {
+        class EnumTestMap
+        {
+            public Guid id { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public ToStringMapEnum enum_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public ToStringMapEnum? enumnullable_to_string { get; set; }
+
+            [Column(MapType = typeof(int))]
+            public ToStringMapEnum enum_to_int { get; set; }
+            [Column(MapType = typeof(int?))]
+            public ToStringMapEnum? enumnullable_to_int { get; set; }
+        }
+        public enum ToStringMapEnum { 中国人, abc, 香港 }
+        [Fact]
+        public void EnumToString()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new EnumTestMap { };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_string);
+
+            item = new EnumTestMap { enum_to_string = ToStringMapEnum.abc };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_string);
+
+            //update all
+            item.enum_to_string = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_string);
+
+            item.enum_to_string = ToStringMapEnum.中国人;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enum_to_string, ToStringMapEnum.香港).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_string);
+
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enum_to_string, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void EnumNullableToString()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new EnumTestMap { };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Null(find.enumnullable_to_string);
+
+            item = new EnumTestMap { enumnullable_to_string = ToStringMapEnum.中国人 };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enumnullable_to_string);
+
+            //update all
+            item.enumnullable_to_string = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Equal(ToStringMapEnum.香港, find.enumnullable_to_string);
+
+            item.enumnullable_to_string = null;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).First());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Null(find.enumnullable_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_string, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enumnullable_to_string);
+
+
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_string, null).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.abc).First());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.enumnullable_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id).First());
+        }
+
+        [Fact]
+        public void EnumToInt()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new EnumTestMap { };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_int, find.enum_to_int);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_int);
+
+            item = new EnumTestMap { enum_to_int = ToStringMapEnum.abc };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_int, find.enum_to_int);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_int);
+
+            //update all
+            item.enum_to_int = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_int, find.enum_to_int);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_int);
+
+            item.enum_to_int = ToStringMapEnum.中国人;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_int, find.enum_to_int);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_int);
+
+            //update set
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enum_to_int, ToStringMapEnum.香港).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_int);
+
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enum_to_int, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_int);
+
+            //delete
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enum_to_int == ToStringMapEnum.abc).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void EnumNullableToInt()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new EnumTestMap { };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_int, find.enumnullable_to_int);
+            Assert.Null(find.enumnullable_to_int);
+
+            item = new EnumTestMap { enumnullable_to_int = ToStringMapEnum.中国人 };
+            Assert.Equal(1, orm.Insert<EnumTestMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_int, find.enumnullable_to_int);
+            Assert.Equal(ToStringMapEnum.中国人, find.enumnullable_to_int);
+
+            //update all
+            item.enumnullable_to_int = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_int, find.enumnullable_to_int);
+            Assert.Equal(ToStringMapEnum.香港, find.enumnullable_to_int);
+
+            item.enumnullable_to_int = null;
+            Assert.Equal(1, orm.Update<EnumTestMap>().SetSource(item).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.香港).First());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_int, find.enumnullable_to_int);
+            Assert.Null(find.enumnullable_to_int);
+
+            //update set
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_int, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enumnullable_to_int);
+
+
+            Assert.Equal(1, orm.Update<EnumTestMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_int, null).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.abc).First());
+            find = orm.Select<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.enumnullable_to_int);
+
+            //delete
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<EnumTestMap>().Where(a => a.id == item.id && a.enumnullable_to_int == null).ExecuteAffrows());
+            Assert.Null(orm.Select<EnumTestMap>().Where(a => a.id == item.id).First());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/KingbaseES/MapType/ToStringTest.cs

@@ -0,0 +1,570 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.Odbc.KingbaseESMapType
+{
+    public class ToStringTest
+    {
+        class ToStringMap
+        {
+            public Guid id { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public TimeSpan timespan_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public TimeSpan? timespannullable_to_string { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public DateTime datetime_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public DateTime? datetimenullable_to_string { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public Guid guid_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public Guid? guidnullable_to_string { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public ToStringMapEnum enum_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public ToStringMapEnum? enumnullable_to_string { get; set; }
+
+            [Column(MapType = typeof(string))]
+            public BigInteger biginteger_to_string { get; set; }
+            [Column(MapType = typeof(string))]
+            public BigInteger? bigintegernullable_to_string { get; set; }
+        }
+        public enum ToStringMapEnum { 中国人, abc, 香港 }
+        [Fact]
+        public void Enum1()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_string);
+
+            item = new ToStringMap { enum_to_string = ToStringMapEnum.abc };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_string);
+
+            //update all
+            item.enum_to_string = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_string);
+
+            item.enum_to_string = ToStringMapEnum.中国人;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enum_to_string, find.enum_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enum_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.enum_to_string, ToStringMapEnum.香港).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.香港, find.enum_to_string);
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.enum_to_string, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enum_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enum_to_string == ToStringMapEnum.abc).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void EnumNullable()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Null(find.enumnullable_to_string);
+
+            item = new ToStringMap { enumnullable_to_string = ToStringMapEnum.中国人 };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.中国人).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Equal(ToStringMapEnum.中国人, find.enumnullable_to_string);
+
+            //update all
+            item.enumnullable_to_string = ToStringMapEnum.香港;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Equal(ToStringMapEnum.香港, find.enumnullable_to_string);
+
+            item.enumnullable_to_string = null;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).First());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.enumnullable_to_string, find.enumnullable_to_string);
+            Assert.Null(find.enumnullable_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_string, ToStringMapEnum.abc).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.abc).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(ToStringMapEnum.abc, find.enumnullable_to_string);
+
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.enumnullable_to_string, null).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.abc).First());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.enumnullable_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.中国人).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == ToStringMapEnum.香港).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.enumnullable_to_string == null).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void BigInteger1()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 0).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.biginteger_to_string, find.biginteger_to_string);
+            Assert.Equal(0, find.biginteger_to_string);
+
+            item = new ToStringMap { biginteger_to_string = 100 };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 100).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.biginteger_to_string, find.biginteger_to_string);
+            Assert.Equal(100, find.biginteger_to_string);
+
+            //update all
+            item.biginteger_to_string = 200;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 200).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.biginteger_to_string, find.biginteger_to_string);
+            Assert.Equal(200, find.biginteger_to_string);
+
+            item.biginteger_to_string = 205;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 205).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.biginteger_to_string, find.biginteger_to_string);
+            Assert.Equal(205, find.biginteger_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.biginteger_to_string, 522).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 522).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(522, find.biginteger_to_string);
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.biginteger_to_string, 10005).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 10005).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(10005, find.biginteger_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 522).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 205).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.biginteger_to_string == 10005).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void BigIntegerNullable()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.bigintegernullable_to_string, find.bigintegernullable_to_string);
+            Assert.Null(find.bigintegernullable_to_string);
+
+            item = new ToStringMap { bigintegernullable_to_string = 101 };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 101).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.bigintegernullable_to_string, find.bigintegernullable_to_string);
+            Assert.Equal(101, find.bigintegernullable_to_string);
+
+            //update all
+            item.bigintegernullable_to_string = 2004;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 2004).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.bigintegernullable_to_string, find.bigintegernullable_to_string);
+            Assert.Equal(2004, find.bigintegernullable_to_string);
+
+            item.bigintegernullable_to_string = null;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 2004).First());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.bigintegernullable_to_string, find.bigintegernullable_to_string);
+            Assert.Null(find.bigintegernullable_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.bigintegernullable_to_string, 998).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 998).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(998, find.bigintegernullable_to_string);
+
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.bigintegernullable_to_string, null).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 998).First());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.bigintegernullable_to_string);
+
+            //delete
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 998).ExecuteAffrows());
+            Assert.Equal(0, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == 2004).ExecuteAffrows());
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.bigintegernullable_to_string == null).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void TimeSpan1()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespan_to_string, find.timespan_to_string);
+            Assert.Equal(TimeSpan.Zero, find.timespan_to_string);
+
+            item = new ToStringMap { timespan_to_string = TimeSpan.FromDays(1) };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespan_to_string, find.timespan_to_string);
+            Assert.Equal(TimeSpan.FromDays(1), find.timespan_to_string);
+
+            //update all
+            item.timespan_to_string = TimeSpan.FromHours(10);
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespan_to_string, find.timespan_to_string);
+            Assert.Equal(TimeSpan.FromHours(10), find.timespan_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.timespan_to_string, TimeSpan.FromHours(11)).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(TimeSpan.FromHours(11), find.timespan_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void TimeSpanNullable()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespannullable_to_string, find.timespannullable_to_string);
+            Assert.Null(find.timespannullable_to_string);
+
+            item = new ToStringMap { timespannullable_to_string = TimeSpan.FromDays(1) };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespannullable_to_string, find.timespannullable_to_string);
+            Assert.Equal(TimeSpan.FromDays(1), find.timespannullable_to_string);
+
+            //update all
+            item.timespannullable_to_string = TimeSpan.FromHours(10);
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespannullable_to_string, find.timespannullable_to_string);
+            Assert.Equal(TimeSpan.FromHours(10), find.timespannullable_to_string);
+
+            item.timespannullable_to_string = null;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.timespannullable_to_string, find.timespannullable_to_string);
+            Assert.Null(find.timespannullable_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.timespannullable_to_string, TimeSpan.FromHours(11)).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(TimeSpan.FromHours(11), find.timespannullable_to_string);
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.timespannullable_to_string, null).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.timespannullable_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void DateTime1()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetime_to_string, find.datetime_to_string);
+            Assert.Equal(DateTime.MinValue, find.datetime_to_string);
+
+            item = new ToStringMap { datetime_to_string = DateTime.Parse("2000-1-1") };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetime_to_string, find.datetime_to_string);
+            Assert.Equal(DateTime.Parse("2000-1-1"), find.datetime_to_string);
+
+            //update all
+            item.datetime_to_string = DateTime.Parse("2000-1-11");
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetime_to_string, find.datetime_to_string);
+            Assert.Equal(DateTime.Parse("2000-1-11"), find.datetime_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.datetime_to_string, DateTime.Parse("2000-1-12")).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(DateTime.Parse("2000-1-12"), find.datetime_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void DateTimeNullable()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetimenullable_to_string, find.datetimenullable_to_string);
+            Assert.Null(find.datetimenullable_to_string);
+
+            item = new ToStringMap { datetimenullable_to_string = DateTime.Parse("2000-1-1") };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetimenullable_to_string, find.datetimenullable_to_string);
+            Assert.Equal(DateTime.Parse("2000-1-1"), find.datetimenullable_to_string);
+
+            //update all
+            item.datetimenullable_to_string = DateTime.Parse("2000-1-11");
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetimenullable_to_string, find.datetimenullable_to_string);
+            Assert.Equal(DateTime.Parse("2000-1-11"), find.datetimenullable_to_string);
+
+            item.datetimenullable_to_string = null;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.datetimenullable_to_string, find.datetimenullable_to_string);
+            Assert.Null(find.datetimenullable_to_string);
+
+            //update set
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.datetimenullable_to_string, DateTime.Parse("2000-1-12")).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(DateTime.Parse("2000-1-12"), find.datetimenullable_to_string);
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.datetimenullable_to_string, null).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.datetimenullable_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+
+        [Fact]
+        public void Guid1()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guid_to_string == Guid.Empty).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guid_to_string, find.guid_to_string);
+            Assert.Equal(Guid.Empty, find.guid_to_string);
+
+            var newid = Guid.NewGuid();
+            item = new ToStringMap { guid_to_string = newid };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guid_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guid_to_string, find.guid_to_string);
+            Assert.Equal(newid, find.guid_to_string);
+
+            //update all
+            newid = Guid.NewGuid();
+            item.guid_to_string = newid;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guid_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guid_to_string, find.guid_to_string);
+            Assert.Equal(newid, find.guid_to_string);
+
+            //update set
+            newid = Guid.NewGuid();
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.guid_to_string, newid).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guid_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(newid, find.guid_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.guid_to_string == newid).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+        [Fact]
+        public void GuidNullable()
+        {
+            //insert
+            var orm = g.kingbaseES;
+            var item = new ToStringMap { };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            var find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guidnullable_to_string, find.guidnullable_to_string);
+            Assert.Null(find.guidnullable_to_string);
+
+            var newid = Guid.NewGuid();
+            item = new ToStringMap { guidnullable_to_string = newid };
+            Assert.Equal(1, orm.Insert<ToStringMap>().AppendData(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guidnullable_to_string, find.guidnullable_to_string);
+            Assert.Equal(newid, find.guidnullable_to_string);
+
+            //update all
+            newid = Guid.NewGuid();
+            item.guidnullable_to_string = newid;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guidnullable_to_string, find.guidnullable_to_string);
+            Assert.Equal(newid, find.guidnullable_to_string);
+
+            item.guidnullable_to_string = null;
+            Assert.Equal(1, orm.Update<ToStringMap>().SetSource(item).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(item.guidnullable_to_string, find.guidnullable_to_string);
+            Assert.Null(find.guidnullable_to_string);
+
+            //update set
+            newid = Guid.NewGuid();
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.guidnullable_to_string, newid).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == newid).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Equal(newid, find.guidnullable_to_string);
+
+            Assert.Equal(1, orm.Update<ToStringMap>().Where(a => a.id == item.id).Set(a => a.guidnullable_to_string, null).ExecuteAffrows());
+            find = orm.Select<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == null).First();
+            Assert.NotNull(find);
+            Assert.Equal(item.id, find.id);
+            Assert.Null(find.guidnullable_to_string);
+
+            //delete
+            Assert.Equal(1, orm.Delete<ToStringMap>().Where(a => a.id == item.id && a.guidnullable_to_string == null).ExecuteAffrows());
+            Assert.Null(orm.Select<ToStringMap>().Where(a => a.id == item.id).First());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/g.cs

@@ -83,10 +83,9 @@ public class g
         .Build());
     public static IFreeSql dameng => damemgLazy.Value;
 
-    //启动南大通用数据库 oninit -vy
-    static Lazy<IFreeSql> gbaseLazy = new Lazy<IFreeSql>(() => new FreeSql.FreeSqlBuilder()
-        .UseConnectionString(FreeSql.DataType.OdbcDameng, "Driver={GBase ODBC DRIVER (64-bit)};Server=192.168.164.10:5236;Persist Security Info=False;Trusted_Connection=Yes;UID=1user;PWD=123456789")
-        //.UseConnectionFactory(FreeSql.DataType.OdbcDameng, () => new System.Data.Odbc.OdbcConnection("Driver={DM8 ODBC DRIVER};Server=127.0.0.1:5236;Persist Security Info=False;Trusted_Connection=Yes;UID=1user;PWD=123456789"))
+    static Lazy<IFreeSql> kingbaseESLazy = new Lazy<IFreeSql>(() => new FreeSql.FreeSqlBuilder()
+        .UseConnectionString(FreeSql.DataType.OdbcKingbaseES, "Driver={KingbaseES 8.2 ODBC Driver ANSI};Server=127.0.0.1;Port=54321;UID=USER2;PWD=123456789;database=TEST")
+        //.UseConnectionFactory(FreeSql.DataType.OdbcKingbaseES, () => new System.Data.Odbc.OdbcConnection("Driver={KingbaseES 8.2 ODBC Driver ANSI};Server=127.0.0.1;Port=54321;UID=USER2;PWD=123456789;database=TEST"))
         .UseAutoSyncStructure(true)
         .UseLazyLoading(true)
         .UseNameConvert(FreeSql.Internal.NameConvertType.ToUpper)
@@ -96,7 +95,7 @@ public class g
             cmd => Trace.WriteLine(cmd.CommandText), //监听SQL命令对象，在执行前
             (cmd, traceLog) => Console.WriteLine(traceLog))
         .Build());
-    public static IFreeSql gbase => gbaseLazy.Value;
+    public static IFreeSql kingbaseES => kingbaseESLazy.Value;
 
 
     //启动神州通用数据库 /etc/init.d/oscardb_OSRDBd start

FreeSql.Tests/FreeSql.Tests/PostgreSQL/Curd/PostgreSQLInsertTest.cs

@@ -29,16 +29,16 @@ namespace FreeSql.Tests.PostgreSQL
             for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
 
             var sql = insert.AppendData(items.First()).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\", \"createtime\") VALUES(@clicks_0, @title_0, @createtime_0)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\", \"createtime\") VALUES(@Clicks_0, @Title_0, @CreateTime_0)", sql);
 
             sql = insert.AppendData(items).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\", \"createtime\") VALUES(@clicks_0, @title_0, @createtime_0), (@clicks_1, @title_1, @createtime_1), (@clicks_2, @title_2, @createtime_2), (@clicks_3, @title_3, @createtime_3), (@clicks_4, @title_4, @createtime_4), (@clicks_5, @title_5, @createtime_5), (@clicks_6, @title_6, @createtime_6), (@clicks_7, @title_7, @createtime_7), (@clicks_8, @title_8, @createtime_8), (@clicks_9, @title_9, @createtime_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\", \"createtime\") VALUES(@Clicks_0, @Title_0, @CreateTime_0), (@Clicks_1, @Title_1, @CreateTime_1), (@Clicks_2, @Title_2, @CreateTime_2), (@Clicks_3, @Title_3, @CreateTime_3), (@Clicks_4, @Title_4, @CreateTime_4), (@Clicks_5, @Title_5, @CreateTime_5), (@Clicks_6, @Title_6, @CreateTime_6), (@Clicks_7, @Title_7, @CreateTime_7), (@Clicks_8, @Title_8, @CreateTime_8), (@Clicks_9, @Title_9, @CreateTime_9)", sql);
 
             sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"title\") VALUES(@title_0), (@title_1), (@title_2), (@title_3), (@title_4), (@title_5), (@title_6), (@title_7), (@title_8), (@title_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"title\") VALUES(@Title_0), (@Title_1), (@Title_2), (@Title_3), (@Title_4), (@Title_5), (@Title_6), (@Title_7), (@Title_8), (@Title_9)", sql);
 
             sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
         }
 
         [Fact]
@@ -48,10 +48,10 @@ namespace FreeSql.Tests.PostgreSQL
             for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
 
             var sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"title\") VALUES(@title_0), (@title_1), (@title_2), (@title_3), (@title_4), (@title_5), (@title_6), (@title_7), (@title_8), (@title_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"title\") VALUES(@Title_0), (@Title_1), (@Title_2), (@Title_3), (@Title_4), (@Title_5), (@Title_6), (@Title_7), (@Title_8), (@Title_9)", sql);
 
             sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
         }
         [Fact]
         public void IgnoreColumns()
@@ -60,10 +60,10 @@ namespace FreeSql.Tests.PostgreSQL
             for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newtitle{a}", Clicks = a * 100 });
 
             var sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
 
             sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).ToSql();
-            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\") VALUES(@clicks_0), (@clicks_1), (@clicks_2), (@clicks_3), (@clicks_4), (@clicks_5), (@clicks_6), (@clicks_7), (@clicks_8), (@clicks_9)", sql);
+            Assert.Equal("INSERT INTO \"tb_topic_insert\"(\"clicks\") VALUES(@Clicks_0), (@Clicks_1), (@Clicks_2), (@Clicks_3), (@Clicks_4), (@Clicks_5), (@Clicks_6), (@Clicks_7), (@Clicks_8), (@Clicks_9)", sql);
 
             g.pgsql.Delete<TopicIgnore>().Where("1=1").ExecuteAffrows();
             var itemsIgnore = new List<TopicIgnore>();
@@ -114,28 +114,28 @@ namespace FreeSql.Tests.PostgreSQL
             for (var a = 0; a < 10; a++) items.Add(new Topic { Id = a + 1, Title = $"newTitle{a}", Clicks = a * 100 });
 
             var sql = insert.AppendData(items.First()).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\", \"createtime\") VALUES(@clicks_0, @title_0, @createtime_0)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\", \"createtime\") VALUES(@Clicks_0, @Title_0, @CreateTime_0)", sql);
 
             sql = insert.AppendData(items).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\", \"createtime\") VALUES(@clicks_0, @title_0, @createtime_0), (@clicks_1, @title_1, @createtime_1), (@clicks_2, @title_2, @createtime_2), (@clicks_3, @title_3, @createtime_3), (@clicks_4, @title_4, @createtime_4), (@clicks_5, @title_5, @createtime_5), (@clicks_6, @title_6, @createtime_6), (@clicks_7, @title_7, @createtime_7), (@clicks_8, @title_8, @createtime_8), (@clicks_9, @title_9, @createtime_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\", \"createtime\") VALUES(@Clicks_0, @Title_0, @CreateTime_0), (@Clicks_1, @Title_1, @CreateTime_1), (@Clicks_2, @Title_2, @CreateTime_2), (@Clicks_3, @Title_3, @CreateTime_3), (@Clicks_4, @Title_4, @CreateTime_4), (@Clicks_5, @Title_5, @CreateTime_5), (@Clicks_6, @Title_6, @CreateTime_6), (@Clicks_7, @Title_7, @CreateTime_7), (@Clicks_8, @Title_8, @CreateTime_8), (@Clicks_9, @Title_9, @CreateTime_9)", sql);
 
             sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"title\") VALUES(@title_0), (@title_1), (@title_2), (@title_3), (@title_4), (@title_5), (@title_6), (@title_7), (@title_8), (@title_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"title\") VALUES(@Title_0), (@Title_1), (@Title_2), (@Title_3), (@Title_4), (@Title_5), (@Title_6), (@Title_7), (@Title_8), (@Title_9)", sql);
 
             sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
 
             sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"title\") VALUES(@title_0), (@title_1), (@title_2), (@title_3), (@title_4), (@title_5), (@title_6), (@title_7), (@title_8), (@title_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"title\") VALUES(@Title_0), (@Title_1), (@Title_2), (@Title_3), (@Title_4), (@Title_5), (@Title_6), (@Title_7), (@Title_8), (@Title_9)", sql);
 
             sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
 
             sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@clicks_0, @title_0), (@clicks_1, @title_1), (@clicks_2, @title_2), (@clicks_3, @title_3), (@clicks_4, @title_4), (@clicks_5, @title_5), (@clicks_6, @title_6), (@clicks_7, @title_7), (@clicks_8, @title_8), (@clicks_9, @title_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\", \"title\") VALUES(@Clicks_0, @Title_0), (@Clicks_1, @Title_1), (@Clicks_2, @Title_2), (@Clicks_3, @Title_3), (@Clicks_4, @Title_4), (@Clicks_5, @Title_5), (@Clicks_6, @Title_6), (@Clicks_7, @Title_7), (@Clicks_8, @Title_8), (@Clicks_9, @Title_9)", sql);
 
             sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).AsTable(a => "Topic_InsertAsTable").ToSql();
-            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\") VALUES(@clicks_0), (@clicks_1), (@clicks_2), (@clicks_3), (@clicks_4), (@clicks_5), (@clicks_6), (@clicks_7), (@clicks_8), (@clicks_9)", sql);
+            Assert.Equal("INSERT INTO \"topic_insertastable\"(\"clicks\") VALUES(@Clicks_0), (@Clicks_1), (@Clicks_2), (@Clicks_3), (@Clicks_4), (@Clicks_5), (@Clicks_6), (@Clicks_7), (@Clicks_8), (@Clicks_9)", sql);
         }
     }
 }

FreeSql/DataType.cs

@@ -34,6 +34,11 @@ namespace FreeSql
         /// <summary>
         /// 武汉达梦数据库有限公司，基于 DmProvider.dll 的实现
         /// </summary>
-        Dameng
+        Dameng,
+
+        /// <summary>
+        /// 北京人大金仓信息技术股份有限公司，基于 Odbc 的实现
+        /// </summary>
+        OdbcKingbaseES
     }
 }

FreeSql/FreeSql.xml

@@ -551,6 +551,11 @@
             武汉达梦数据库有限公司，基于 DmProvider.dll 的实现
             </summary>
         </member>
+        <member name="F:FreeSql.DataType.OdbcKingbaseES">
+            <summary>
+            北京人大金仓信息技术股份有限公司，基于 Odbc 的实现
+            </summary>
+        </member>
         <member name="M:FreeSql.Extensions.EntityUtil.EntityUtilExtensions.GetEntityKeyString(IFreeSql,System.Type,System.Object,System.Boolean,System.String)">
             <summary>
             获取实体的主键值，以 "*|_,[,_|*" 分割，当任意一个主键属性无值时，返回 null
@@ -2405,137 +2410,6 @@
             <param name="parms"></param>
             <returns></returns>
         </member>
-        <member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{System.Data.Common.DbDataReader,System.Threading.Tasks.Task},System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            查询，若使用读写分离，查询【从库】条件cmdText.StartsWith("SELECT ")，否则查询【主库】
-            </summary>
-            <param name="readerHander"></param>
-            <param name="cmdType"></param>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteReaderAsync(System.Func{System.Data.Common.DbDataReader,System.Threading.Tasks.Task},System.String,System.Object)">
-            <summary>
-            查询，ExecuteReaderAsync(dr => {}, "select * from user where age > ?age", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            查询
-            </summary>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteArrayAsync(System.String,System.Object)">
-            <summary>
-            查询，ExecuteArrayAsync("select * from user where age > ?age", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            查询
-            </summary>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteDataSetAsync(System.String,System.Object)">
-            <summary>
-            查询，ExecuteDataSetAsync("select * from user where age > ?age; select 2", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            查询
-            </summary>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteDataTableAsync(System.String,System.Object)">
-            <summary>
-            查询，ExecuteDataTableAsync("select * from user where age > ?age", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            在【主库】执行
-            </summary>
-            <param name="cmdType"></param>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteNonQueryAsync(System.String,System.Object)">
-            <summary>
-            在【主库】执行，ExecuteNonQueryAsync("delete from user where age > ?age", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            在【主库】执行
-            </summary>
-            <param name="cmdType"></param>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-        </member>
-        <member name="M:FreeSql.IAdo.ExecuteScalarAsync(System.String,System.Object)">
-            <summary>
-            在【主库】执行，ExecuteScalarAsync("select 1 from user where age > ?age", new { age = 25 })
-            </summary>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.QueryAsync``1(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new SqlParameter { ParameterName = "age", Value = 25 })
-            </summary>
-            <typeparam name="T"></typeparam>
-            <param name="cmdType"></param>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.QueryAsync``1(System.String,System.Object)">
-            <summary>
-            执行SQL返回对象集合，QueryAsync&lt;User&gt;("select * from user where age > ?age", new { age = 25 })
-            </summary>
-            <typeparam name="T"></typeparam>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.QueryAsync``2(System.Data.CommandType,System.String,System.Data.Common.DbParameter[])">
-            <summary>
-            执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new SqlParameter { ParameterName = "age", Value = 25 })
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="cmdType"></param>
-            <param name="cmdText"></param>
-            <param name="cmdParms"></param>
-            <returns></returns>
-        </member>
-        <member name="M:FreeSql.IAdo.QueryAsync``2(System.String,System.Object)">
-            <summary>
-            执行SQL返回对象集合，Query&lt;User&gt;("select * from user where age > ?age; select * from address", new { age = 25 })
-            </summary>
-            <typeparam name="T1"></typeparam>
-            <param name="cmdText"></param>
-            <param name="parms"></param>
-            <returns></returns>
-        </member>
         <member name="E:FreeSql.IAop.ParseExpression">
             <summary>
             可自定义解析表达式
@@ -3138,12 +3012,6 @@
             <param name="timeout">超时</param>
             <returns></returns>
         </member>
-        <member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.GetAsync">
-            <summary>
-            获取资源
-            </summary>
-            <returns></returns>
-        </member>
         <member name="M:FreeSql.Internal.ObjectPool.IObjectPool`1.Return(FreeSql.Internal.ObjectPool.Object{`0},System.Boolean)">
             <summary>
             使用完毕后，归还资源
@@ -3214,12 +3082,6 @@
             </summary>
             <param name="obj">资源对象</param>
         </member>
-        <member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnGetAsync(FreeSql.Internal.ObjectPool.Object{`0})">
-            <summary>
-            从对象池获取对象成功的时候触发，通过该方法统计或初始化对象
-            </summary>
-            <param name="obj">资源对象</param>
-        </member>
         <member name="M:FreeSql.Internal.ObjectPool.IPolicy`1.OnReturn(FreeSql.Internal.ObjectPool.Object{`0})">
             <summary>
             归还对象给对象池的时候触发
@@ -3861,3 +3723,172 @@
         </member>
     </members>
 </doc>
+xpression{System.Func{``0,``1,``2,``3,``4,System.Boolean}})">
+            <summary>
+            使用 or 拼接两个 lambda 表达式
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:System.Linq.Expressions.LambadaExpressionExtensions.Or``5(System.Linq.Expressions.Expression{System.Func{``0,``1,``2,``3,``4,System.Boolean}},System.Boolean,System.Linq.Expressions.Expression{System.Func{``0,``1,``2,``3,``4,System.Boolean}})">
+            <summary>
+            使用 or 拼接两个 lambda 表达式
+            </summary>
+            <param name="exp1"></param>
+            <param name="condition">true 时生效</param>
+            <param name="exp2"></param>
+            <returns></returns>
+        </member>
+        <member name="M:System.Linq.Expressions.LambadaExpressionExtensions.Not``5(System.Linq.Expressions.Expression{System.Func{``0,``1,``2,``3,``4,System.Boolean}},System.Boolean)">
+            <summary>
+            将 lambda 表达式取反
+            </summary>
+            <param name="exp"></param>
+            <param name="condition">true 时生效</param>
+            <returns></returns>
+        </member>
+        <member name="M:FreeUtil.NewMongodbId">
+            <summary>
+            生成类似Mongodb的ObjectId有序、不重复Guid
+            </summary>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Insert``1">
+            <summary>
+            插入数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Insert``1(``0)">
+            <summary>
+            插入数据，传入实体
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Insert``1(``0[])">
+            <summary>
+            插入数据，传入实体数组
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Insert``1(System.Collections.Generic.List{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Insert``1(System.Collections.Generic.IEnumerable{``0})">
+            <summary>
+            插入数据，传入实体集合
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="source"></param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.InsertOrUpdate``1">
+            <summary>
+            插入或更新数据<para></para>
+            MySql: on duplicate key update<para></para>
+            PostgreSQL: on conflict do update<para></para>
+            SqlServer: merge into<para></para>
+            Oracle: merge into<para></para>
+            Sqlite: replace into<para></para>
+            Dameng: merge into<para></para>
+            注意：还可以使用 FreeSql.Repository 的 InsertOrUpdate 方法
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Update``1">
+            <summary>
+            修改数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Update``1(System.Object)">
+            <summary>
+            修改数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Select``1">
+            <summary>
+            查询数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Select``1(System.Object)">
+            <summary>
+            查询数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Delete``1">
+            <summary>
+            删除数据
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Delete``1(System.Object)">
+            <summary>
+            删除数据，传入动态条件，如：主键值 | new[]{主键值1,主键值2} | TEntity1 | new[]{TEntity1,TEntity2} | new{id=1}
+            </summary>
+            <typeparam name="T1"></typeparam>
+            <param name="dywhere">主键值、主键值集合、实体、实体集合、匿名对象、匿名对象集合</param>
+            <returns></returns>
+        </member>
+        <member name="M:IFreeSql.Transaction(System.Action)">
+            <summary>
+            开启事务（不支持异步）<para></para>
+            v1.5.0 关闭了线程事务超时自动提交的机制
+            </summary>
+            <param name="handler">事务体 () => {}</param>
+        </member>
+        <member name="M:IFreeSql.Transaction(System.Data.IsolationLevel,System.Action)">
+            <summary>
+            开启事务（不支持异步）<para></para>
+            v1.5.0 关闭了线程事务超时自动提交的机制
+            </summary>
+            <param name="isolationLevel"></param>
+            <param name="handler">事务体 () => {}</param>
+        </member>
+        <member name="P:IFreeSql.Ado">
+            <summary>
+            数据库访问对象
+            </summary>
+        </member>
+        <member name="P:IFreeSql.Aop">
+            <summary>
+            所有拦截方法都在这里
+            </summary>
+        </member>
+        <member name="P:IFreeSql.CodeFirst">
+            <summary>
+            CodeFirst 模式开发相关方法
+            </summary>
+        </member>
+        <member name="P:IFreeSql.DbFirst">
+            <summary>
+            DbFirst 模式开发相关方法
+            </summary>
+        </member>
+        <member name="P:IFreeSql.GlobalFilter">
+            <summary>
+            全局过滤设置，可默认附加为 Select/Update/Delete 条件
+            </summary>
+        </member>
+    </members>
+</doc>

FreeSql/FreeSqlBuilder.cs

@@ -234,6 +234,11 @@ namespace FreeSql
                         if (type == null) throwNotFind("FreeSql.Provider.Dameng.dll", "FreeSql.Dameng.DamengProvider<>");
                         break;
 
+                    case DataType.OdbcKingbaseES:
+                        type = Type.GetType("FreeSql.Odbc.KingbaseES.OdbcKingbaseESProvider`1,FreeSql.Provider.Odbc")?.MakeGenericType(typeof(TMark));
+                        if (type == null) throwNotFind("FreeSql.Provider.Odbc.dll", "FreeSql.Odbc.KingbaseES.OdbcKingbaseESProvider<>");
+                        break;
+
                     default: throw new Exception("未指定 UseConnectionString 或者 UseConnectionFactory");
                 }
             }

FreeSql/Internal/CommonProvider/SelectProvider/Select0Provider.cs

@@ -1172,6 +1172,7 @@ namespace FreeSql.Internal.CommonProvider
                     break;
                 case DataType.OdbcDameng:
                 case DataType.Dameng:
+                case DataType.OdbcKingbaseES:
                     _tosqlAppendContent = $" for update{(noawait ? " nowait" : "")}";
                     break;
             }

Providers/FreeSql.Provider.Dameng/DamengUtils.cs

@@ -82,7 +82,7 @@ namespace FreeSql.Dameng
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $":{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $":{name}";
         public override string IsNull(string sql, object value) => $"nvl({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"mod({left}, {right})";

Providers/FreeSql.Provider.MsAccess/MsAccessUtils.cs

@@ -59,7 +59,7 @@ namespace FreeSql.MsAccess
             return $"{nametrim.TrimStart('[').TrimEnd(']').Replace("].[", ".").Replace(".[", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '[', ']', 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"iif(isnull({sql}), {value}, {sql})";
         public override string StringConcat(string[] objs, Type[] types)
         {

Providers/FreeSql.Provider.MySql/MySqlUtils.cs

@@ -87,7 +87,7 @@ namespace FreeSql.MySql
             return $"{nametrim.Trim('`').Replace("`.`", ".").Replace(".`", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '`', '`', 2);
-        public override string QuoteParamterName(string name) => $"?{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"?{name}";
         public override string IsNull(string sql, object value) => $"ifnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"concat({string.Join(", ", objs)})";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";

Providers/FreeSql.Provider.MySqlConnector/MySqlConnectorUtils.cs

@@ -111,7 +111,7 @@ namespace FreeSql.MySql
             return $"{nametrim.Trim('`').Replace("`.`", ".").Replace(".`", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '`', '`', 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"ifnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"concat({string.Join(", ", objs)})";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";

Providers/FreeSql.Provider.Odbc/Dameng/OdbcDamengUtils.cs

@@ -88,7 +88,7 @@ namespace FreeSql.Odbc.Dameng
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $":{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $":{name}";
         public override string IsNull(string sql, object value) => $"nvl({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"mod({left}, {right})";

Providers/FreeSql.Provider.Odbc/Default/OdbcUtils.cs

@@ -58,7 +58,7 @@ namespace FreeSql.Odbc.Default
             return $"{nametrim.TrimStart(Adapter.QuoteSqlNameLeft).TrimEnd(Adapter.QuoteSqlNameRight).Replace($"{Adapter.QuoteSqlNameRight}.{Adapter.QuoteSqlNameLeft}", ".").Replace($".{Adapter.QuoteSqlNameLeft}", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, Adapter.QuoteSqlNameLeft, Adapter.QuoteSqlNameRight, 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => Adapter.IsNullSql(sql, value);
         public override string StringConcat(string[] objs, Type[] types) => Adapter.ConcatSql(objs, types);
         public override string Mod(string left, string right, Type leftType, Type rightType) => Adapter.Mod(left, right, leftType, rightType);

Providers/FreeSql.Provider.Odbc/FreeSqlOdbcGlobalExtensions.cs

@@ -54,4 +54,13 @@
     /// <returns></returns>
     public static string FormatOdbcDameng(this string that, params object[] args) => _odbcDamengAdo.Addslashes(that, args);
     static FreeSql.Odbc.Dameng.OdbcDamengAdo _odbcDamengAdo = new FreeSql.Odbc.Dameng.OdbcDamengAdo();
+
+    /// <summary>
+    /// 特殊处理类似 string.Format 的使用方法，防止注入，以及 IS NULL 转换
+    /// </summary>
+    /// <param name="that"></param>
+    /// <param name="args"></param>
+    /// <returns></returns>
+    public static string FormatOdbcKingbaseES(this string that, params object[] args) => _odbcKingbaseESAdo.Addslashes(that, args);
+    static FreeSql.Odbc.KingbaseES.OdbcKingbaseESAdo _odbcKingbaseESAdo = new FreeSql.Odbc.KingbaseES.OdbcKingbaseESAdo();
 }

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESDelete.cs

@@ -0,0 +1,99 @@
+using FreeSql.Internal;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESDelete<T1> : Internal.CommonProvider.DeleteProvider<T1> where T1 : class
+    {
+        public OdbcKingbaseESDelete(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
+            : base(orm, commonUtils, commonExpression, dywhere)
+        {
+        }
+
+        public override List<T1> ExecuteDeleted()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var dbParms = _params.ToArray();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Delete, sql, dbParms);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = _orm.Ado.Query<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            this.ClearData();
+            return ret;
+        }
+
+#if net40
+#else
+        async public override Task<List<T1>> ExecuteDeletedAsync()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var dbParms = _params.ToArray();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Delete, sql, dbParms);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = await _orm.Ado.QueryAsync<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            this.ClearData();
+            return ret;
+        }
+#endif
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESInsert.cs

@@ -0,0 +1,216 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESInsert<T1> : Internal.CommonProvider.InsertProvider<T1> where T1 : class
+    {
+        public OdbcKingbaseESInsert(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
+            : base(orm, commonUtils, commonExpression)
+        {
+        }
+
+        internal IFreeSql InternalOrm => _orm;
+        internal TableInfo InternalTable => _table;
+        internal DbParameter[] InternalParams => _params;
+        internal DbConnection InternalConnection => _connection;
+        internal DbTransaction InternalTransaction => _transaction;
+        internal CommonUtils InternalCommonUtils => _commonUtils;
+        internal CommonExpression InternalCommonExpression => _commonExpression;
+        internal List<T1> InternalSource => _source;
+        internal Dictionary<string, bool> InternalIgnore => _ignore;
+        internal void InternalClearData() => ClearData();
+
+        public override int ExecuteAffrows() => base.SplitExecuteAffrows(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override long ExecuteIdentity() => base.SplitExecuteIdentity(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override List<T1> ExecuteInserted() => base.SplitExecuteInserted(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+
+        protected override long RawExecuteIdentity()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return 0;
+
+            long ret = 0;
+            Exception exception = null;
+            Aop.CurdBeforeEventArgs before = null;
+
+            var identCols = _table.Columns.Where(a => a.Value.Attribute.IsIdentity == true);
+            if (identCols.Any() == false)
+            {
+                before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+                _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+                try
+                {
+                    ret = _orm.Ado.ExecuteNonQuery(_connection, _transaction, CommandType.Text, sql, _params);
+                }
+                catch (Exception ex)
+                {
+                    exception = ex;
+                    throw ex;
+                }
+                finally
+                {
+                    var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                    _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+                }
+                return 0;
+            }
+            sql = string.Concat(sql, " RETURNING ", _commonUtils.QuoteSqlName(identCols.First().Value.Attribute.Name));
+            before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            try
+            {
+                long.TryParse(string.Concat(_orm.Ado.ExecuteScalar(_connection, _transaction, CommandType.Text, sql, _params)), out ret);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+
+        protected override List<T1> RawExecuteInserted()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = _orm.Ado.Query<T1>(_connection, _transaction, CommandType.Text, sql, _params);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+
+#if net40
+#else
+        public override Task<int> ExecuteAffrowsAsync() => base.SplitExecuteAffrowsAsync(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override Task<long> ExecuteIdentityAsync() => base.SplitExecuteIdentityAsync(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override Task<List<T1>> ExecuteInsertedAsync() => base.SplitExecuteInsertedAsync(_batchValuesLimit > 0 ? _batchValuesLimit : 5000, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+
+        async protected override Task<long> RawExecuteIdentityAsync()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return 0;
+
+            long ret = 0;
+            Exception exception = null;
+            Aop.CurdBeforeEventArgs before = null;
+
+            var identCols = _table.Columns.Where(a => a.Value.Attribute.IsIdentity == true);
+            if (identCols.Any() == false)
+            {
+                before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+                _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+                try
+                {
+                    ret = await _orm.Ado.ExecuteNonQueryAsync(_connection, _transaction, CommandType.Text, sql, _params);
+                }
+                catch (Exception ex)
+                {
+                    exception = ex;
+                    throw ex;
+                }
+                finally
+                {
+                    var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                    _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+                }
+                return 0;
+            }
+            sql = string.Concat(sql, " RETURNING ", _commonUtils.QuoteSqlName(identCols.First().Value.Attribute.Name));
+            before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            try
+            {
+                long.TryParse(string.Concat(await _orm.Ado.ExecuteScalarAsync(_connection, _transaction, CommandType.Text, sql, _params)), out ret);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+        async protected override Task<List<T1>> RawExecuteInsertedAsync()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Insert, sql, _params);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = await _orm.Ado.QueryAsync<T1>(_connection, _transaction, CommandType.Text, sql, _params);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+#endif
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESInsertOrUpdate.cs

@@ -0,0 +1,57 @@
+using FreeSql.Internal;
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Linq;
+using System.Text;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESInsertOrUpdate<T1> : Internal.CommonProvider.InsertOrUpdateProvider<T1> where T1 : class
+    {
+        public OdbcKingbaseESInsertOrUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
+            : base(orm, commonUtils, commonExpression)
+        {
+        }
+
+        public override string ToSql()
+        {
+            if (_source?.Any() != true) return null;
+
+            var sqls = new string[2];
+            var dbParams = new List<DbParameter>();
+            var ds = SplitSourceByIdentityValueIsNull(_source);
+            if (ds.Item1.Any()) sqls[0] = getInsertSql(ds.Item1, false);
+            if (ds.Item2.Any()) sqls[1] = getInsertSql(ds.Item2, true);
+            _params = dbParams.ToArray();
+            if (ds.Item2.Any() == false) return sqls[0];
+            if (ds.Item1.Any() == false) return sqls[1];
+            return string.Join("\r\n\r\n;\r\n\r\n", sqls);
+
+            string getInsertSql(List<T1> data, bool flagInsert)
+            {
+                var insert = _orm.Insert<T1>()
+                    .AsTable(_tableRule).AsType(_table.Type)
+                    .WithConnection(_connection)
+                    .WithTransaction(_transaction)
+                    .NoneParameter(true) as Internal.CommonProvider.InsertProvider<T1>;
+                insert._source = data;
+
+                string sql = "";
+                if (IdentityColumn != null && flagInsert) sql = insert.ToSql();
+                else
+                {
+                    var ocdu = new OdbcKingbaseESOnConflictDoUpdate<T1>(insert.InsertIdentity());
+                    ocdu.IgnoreColumns(_table.Columns.Values.Where(a => a.Attribute.CanUpdate == false).Select(a => a.Attribute.Name).ToArray());
+                    if (_table.Columns.Values.Where(a => a.Attribute.IsPrimary == false && a.Attribute.CanUpdate == true).Any() == false)
+                        ocdu.DoNothing();
+                    sql = ocdu.ToSql();
+                }
+                if (string.IsNullOrEmpty(sql)) return null;
+                if (insert._params?.Any() == true) dbParams.AddRange(insert._params);
+                return sql;
+            }
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESOnConflictDoUpdate.cs

@@ -0,0 +1,207 @@
+using FreeSql.Aop;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+    public class OdbcKingbaseESOnConflictDoUpdate<T1> where T1 : class
+    {
+        internal OdbcKingbaseESInsert<T1> _pgsqlInsert;
+        internal OdbcKingbaseESUpdate<T1> _pgsqlUpdatePriv;
+        internal OdbcKingbaseESUpdate<T1> _pgsqlUpdate => _pgsqlUpdatePriv ?? 
+            (_pgsqlUpdatePriv = new OdbcKingbaseESUpdate<T1>(_pgsqlInsert.InternalOrm, _pgsqlInsert.InternalCommonUtils, _pgsqlInsert.InternalCommonExpression, null) { InternalTableAlias = "EXCLUDED" }
+                .NoneParameter().SetSource(_pgsqlInsert.InternalSource) as OdbcKingbaseESUpdate<T1>);
+        ColumnInfo[] _columns;
+        bool _doNothing;
+
+        public OdbcKingbaseESOnConflictDoUpdate(IInsert<T1> insert, Expression<Func<T1, object>> columns = null)
+        {
+            _pgsqlInsert = insert as OdbcKingbaseESInsert<T1>;
+            if (_pgsqlInsert == null) throw new Exception("OnConflictDoUpdate 是 FreeSql.Provider.Odbc/KingbaseES 特有的功能");
+
+            if (columns != null)
+            {
+                var colsList = new List<ColumnInfo>();
+                var cols = _pgsqlInsert.InternalCommonExpression.ExpressionSelectColumns_MemberAccess_New_NewArrayInit(null, columns?.Body, false, null).ToDictionary(a => a, a => true);
+                foreach (var col in _pgsqlInsert.InternalTable.Columns.Values)
+                    if (cols.ContainsKey(col.Attribute.Name))
+                        colsList.Add(col);
+                _columns = colsList.ToArray();
+            }
+            if (_columns == null || _columns.Any() == false)
+                _columns = _pgsqlInsert.InternalTable.Primarys;
+            if (_columns.Any() == false) throw new Exception("OnConflictDoUpdate 功能要求实体类必须设置 IsPrimary 属性");
+        }
+
+        protected void ClearData()
+        {
+            _pgsqlInsert.InternalClearData();
+            _pgsqlUpdatePriv = null;
+        }
+
+        public OdbcKingbaseESOnConflictDoUpdate<T1> IgnoreColumns(Expression<Func<T1, object>> columns)
+        {
+            _pgsqlUpdate.IgnoreColumns(columns);
+            return this;
+        }
+        public OdbcKingbaseESOnConflictDoUpdate<T1> UpdateColumns(Expression<Func<T1, object>> columns)
+        {
+            _pgsqlUpdate.UpdateColumns(columns);
+            return this;
+        }
+        public OdbcKingbaseESOnConflictDoUpdate<T1> IgnoreColumns(string[] columns)
+        {
+            _pgsqlUpdate.IgnoreColumns(columns);
+            return this;
+        }
+        public OdbcKingbaseESOnConflictDoUpdate<T1> UpdateColumns(string[] columns)
+        {
+            _pgsqlUpdate.UpdateColumns(columns);
+            return this;
+        }
+
+        public OdbcKingbaseESOnConflictDoUpdate<T1> Set<TMember>(Expression<Func<T1, TMember>> column, TMember value)
+        {
+            _pgsqlUpdate.Set(column, value);
+            return this;
+        }
+        //由于表达式解析问题，ON CONFLICT("id") DO UPDATE SET 需要指定表别名，如 Set(a => a.Clicks + 1) 解析会失败
+        //暂时不开放这个功能，如有需要使用 SetRaw("click = t.click + 1") 替代该操作
+        //public OnConflictDoUpdate<T1> Set<TMember>(Expression<Func<T1, TMember>> exp)
+        //{
+        //    _pgsqlUpdate.Set(exp);
+        //    return this;
+        //}
+        public OdbcKingbaseESOnConflictDoUpdate<T1> SetRaw(string sql)
+        {
+            _pgsqlUpdate.SetRaw(sql);
+            return this;
+        }
+
+        public OdbcKingbaseESOnConflictDoUpdate<T1> DoNothing()
+        {
+            _doNothing = true;
+            return this;
+        }
+
+        public string ToSql()
+        {
+            var sb = new StringBuilder();
+            sb.Append(_pgsqlInsert.ToSql()).Append("\r\nON CONFLICT(");
+            for (var a = 0; a < _columns.Length; a++)
+            {
+                if (a > 0) sb.Append(", ");
+                sb.Append(_pgsqlInsert.InternalCommonUtils.QuoteSqlName(_columns[a].Attribute.Name));
+            }
+            if (_doNothing)
+            {
+                sb.Append(") DO NOTHING");
+            }
+            else
+            {
+                sb.Append(") DO UPDATE SET\r\n");
+
+                var sbSetEmpty = _pgsqlUpdate.InternalSbSet.Length == 0;
+                var sbSetIncrEmpty = _pgsqlUpdate.InternalSbSetIncr.Length == 0;
+                if (sbSetEmpty == false || sbSetIncrEmpty == false)
+                {
+                    if (sbSetEmpty == false) sb.Append(_pgsqlUpdate.InternalSbSet.ToString().Substring(2));
+                    if (sbSetIncrEmpty == false) sb.Append(sbSetEmpty ? _pgsqlUpdate.InternalSbSetIncr.ToString().Substring(2) : _pgsqlUpdate.InternalSbSetIncr.ToString());
+                }
+                else
+                {
+                    var colidx = 0;
+                    foreach (var col in _pgsqlInsert.InternalTable.Columns.Values)
+                    {
+                        if (col.Attribute.IsPrimary || _pgsqlUpdate.InternalIgnore.ContainsKey(col.Attribute.Name)) continue;
+
+                        if (colidx > 0) sb.Append(", \r\n");
+
+                        if (col.Attribute.IsVersion == true)
+                        {
+                            var field = _pgsqlInsert.InternalCommonUtils.QuoteSqlName(col.Attribute.Name);
+                            sb.Append(field).Append(" = ").Append(_pgsqlInsert.InternalCommonUtils.QuoteSqlName(_pgsqlInsert.InternalTable.DbName)).Append(".").Append(field).Append(" + 1");
+                        }
+                        else if (_pgsqlInsert.InternalIgnore.ContainsKey(col.Attribute.Name))
+                        {
+                            var caseWhen = _pgsqlUpdate.InternalWhereCaseSource(col.CsName, sqlval => sqlval).Trim();
+                            sb.Append(caseWhen);
+                            if (caseWhen.EndsWith(" END")) _pgsqlUpdate.InternalToSqlCaseWhenEnd(sb, col);
+                        }
+                        else
+                        {
+                            var field = _pgsqlInsert.InternalCommonUtils.QuoteSqlName(col.Attribute.Name);
+                            sb.Append(field).Append(" = EXCLUDED.").Append(field);
+                        }
+                        ++colidx;
+                    }
+                }
+            }
+
+            return sb.ToString();
+        }
+
+        public long ExecuteAffrows()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return 0;
+
+            var before = new CurdBeforeEventArgs(_pgsqlInsert.InternalTable.Type, _pgsqlInsert.InternalTable, CurdType.Insert, sql, _pgsqlInsert.InternalParams);
+            _pgsqlInsert.InternalOrm.Aop.CurdBeforeHandler?.Invoke(_pgsqlInsert, before);
+            long ret = 0;
+            Exception exception = null;
+            try
+            {
+                ret = _pgsqlInsert.InternalOrm.Ado.ExecuteNonQuery(_pgsqlInsert.InternalConnection, _pgsqlInsert.InternalTransaction, CommandType.Text, sql, _pgsqlInsert.InternalParams);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new CurdAfterEventArgs(before, exception, ret);
+                _pgsqlInsert.InternalOrm.Aop.CurdAfterHandler?.Invoke(_pgsqlInsert, after);
+                ClearData();
+            }
+            return ret;
+        }
+
+#if net40
+#else
+        async public Task<long> ExecuteAffrowsAsync()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return 0;
+
+            var before = new CurdBeforeEventArgs(_pgsqlInsert.InternalTable.Type, _pgsqlInsert.InternalTable, CurdType.Insert, sql, _pgsqlInsert.InternalParams);
+            _pgsqlInsert.InternalOrm.Aop.CurdBeforeHandler?.Invoke(_pgsqlInsert, before);
+            long ret = 0;
+            Exception exception = null;
+            try
+            {
+                ret = await _pgsqlInsert.InternalOrm.Ado.ExecuteNonQueryAsync(_pgsqlInsert.InternalConnection, _pgsqlInsert.InternalTransaction, CommandType.Text, sql, _pgsqlInsert.InternalParams);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new CurdAfterEventArgs(before, exception, ret);
+                _pgsqlInsert.InternalOrm.Aop.CurdAfterHandler?.Invoke(_pgsqlInsert, after);
+                ClearData();
+            }
+            return ret;
+        }
+#endif
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESSelect.cs

@@ -0,0 +1,174 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESSelect<T1> : FreeSql.Internal.CommonProvider.Select1Provider<T1> where T1 : class
+    {
+
+        internal static string ToSqlStatic(CommonUtils _commonUtils, CommonExpression _commonExpression, string _select, bool _distinct, string field, StringBuilder _join, StringBuilder _where, string _groupby, string _having, string _orderby, int _skip, int _limit, List<SelectTableInfo> _tables, List<Dictionary<Type, string>> tbUnions, Func<Type, string, string> _aliasRule, string _tosqlAppendContent, List<LambdaExpression> _whereCascadeExpression, IFreeSql _orm)
+        {
+            if (_orm.CodeFirst.IsAutoSyncStructure)
+                _orm.CodeFirst.SyncStructure(_tables.Select(a => a.Table.Type).ToArray());
+
+            if (_whereCascadeExpression.Any())
+                foreach (var tb in _tables.Where(a => a.Type != SelectTableInfoType.Parent))
+                    tb.Cascade = _commonExpression.GetWhereCascadeSql(tb, _whereCascadeExpression, true);
+
+            var sb = new StringBuilder();
+            var tbUnionsGt0 = tbUnions.Count > 1;
+            for (var tbUnionsIdx = 0; tbUnionsIdx < tbUnions.Count; tbUnionsIdx++)
+            {
+                if (tbUnionsIdx > 0) sb.Append(" \r\n\r\nUNION ALL\r\n\r\n");
+                if (tbUnionsGt0) sb.Append(_select).Append(" * from (");
+                var tbUnion = tbUnions[tbUnionsIdx];
+
+                var sbnav = new StringBuilder();
+                sb.Append(_select);
+                if (_distinct) sb.Append("DISTINCT ");
+                sb.Append(field).Append(" \r\nFROM ");
+                var tbsjoin = _tables.Where(a => a.Type != SelectTableInfoType.From).ToArray();
+                var tbsfrom = _tables.Where(a => a.Type == SelectTableInfoType.From).ToArray();
+                for (var a = 0; a < tbsfrom.Length; a++)
+                {
+                    sb.Append(_commonUtils.QuoteSqlName(tbUnion[tbsfrom[a].Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tbsfrom[a].Table.Type, tbsfrom[a].Alias) ?? tbsfrom[a].Alias);
+                    if (tbsjoin.Length > 0)
+                    {
+                        //如果存在 join 查询，则处理 from t1, t2 改为 from t1 inner join t2 on 1 = 1
+                        for (var b = 1; b < tbsfrom.Length; b++)
+                        {
+                            sb.Append(" \r\nLEFT JOIN ").Append(_commonUtils.QuoteSqlName(tbUnion[tbsfrom[b].Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tbsfrom[b].Table.Type, tbsfrom[b].Alias) ?? tbsfrom[b].Alias);
+
+                            if (string.IsNullOrEmpty(tbsfrom[b].NavigateCondition) && string.IsNullOrEmpty(tbsfrom[b].On) && string.IsNullOrEmpty(tbsfrom[b].Cascade)) sb.Append(" ON 1 = 1");
+                            else
+                            {
+                                var onSql = tbsfrom[b].NavigateCondition ?? tbsfrom[b].On;
+                                sb.Append(" ON ").Append(onSql);
+                                if (string.IsNullOrEmpty(tbsfrom[b].Cascade) == false)
+                                {
+                                    if (string.IsNullOrEmpty(onSql)) sb.Append(tbsfrom[b].Cascade);
+                                    else sb.Append(" AND (").Append(tbsfrom[b].Cascade).Append(")");
+                                }
+                            }
+                        }
+                        break;
+                    }
+                    else
+                    {
+                        if (!string.IsNullOrEmpty(tbsfrom[a].NavigateCondition)) sbnav.Append(" AND (").Append(tbsfrom[a].NavigateCondition).Append(")");
+                        if (!string.IsNullOrEmpty(tbsfrom[a].On)) sbnav.Append(" AND (").Append(tbsfrom[a].On).Append(")");
+                        if (a > 0 && !string.IsNullOrEmpty(tbsfrom[a].Cascade)) sbnav.Append(" AND (").Append(tbsfrom[a].Cascade).Append(")");
+                    }
+                    if (a < tbsfrom.Length - 1) sb.Append(", ");
+                }
+                foreach (var tb in tbsjoin)
+                {
+                    if (tb.Type == SelectTableInfoType.Parent) continue;
+                    switch (tb.Type)
+                    {
+                        case SelectTableInfoType.LeftJoin:
+                            sb.Append(" \r\nLEFT JOIN ");
+                            break;
+                        case SelectTableInfoType.InnerJoin:
+                            sb.Append(" \r\nINNER JOIN ");
+                            break;
+                        case SelectTableInfoType.RightJoin:
+                            sb.Append(" \r\nRIGHT JOIN ");
+                            break;
+                    }
+                    sb.Append(_commonUtils.QuoteSqlName(tbUnion[tb.Table.Type])).Append(" ").Append(_aliasRule?.Invoke(tb.Table.Type, tb.Alias) ?? tb.Alias).Append(" ON ").Append(tb.On ?? tb.NavigateCondition);
+                    if (!string.IsNullOrEmpty(tb.Cascade)) sb.Append(" AND (").Append(tb.Cascade).Append(")");
+                    if (!string.IsNullOrEmpty(tb.On) && !string.IsNullOrEmpty(tb.NavigateCondition)) sbnav.Append(" AND (").Append(tb.NavigateCondition).Append(")");
+                }
+                if (_join.Length > 0) sb.Append(_join);
+
+                sbnav.Append(_where);
+                if (!string.IsNullOrEmpty(_tables[0].Cascade))
+                    sbnav.Append(" AND (").Append(_tables[0].Cascade).Append(")");
+
+                if (sbnav.Length > 0)
+                {
+                    sb.Append(" \r\nWHERE ").Append(sbnav.Remove(0, 5));
+                }
+                if (string.IsNullOrEmpty(_groupby) == false)
+                {
+                    sb.Append(_groupby);
+                    if (string.IsNullOrEmpty(_having) == false)
+                        sb.Append(" \r\nHAVING ").Append(_having.Substring(5));
+                }
+                sb.Append(_orderby);
+                if (_limit > 0)
+                    sb.Append(" \r\nlimit ").Append(_limit);
+                if (_skip > 0)
+                    sb.Append(" \r\noffset ").Append(_skip);
+
+                sbnav.Clear();
+                if (tbUnionsGt0) sb.Append(") ftb");
+            }
+            return sb.Append(_tosqlAppendContent).ToString();
+        }
+
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override ISelect<T1, T2> From<T2>(Expression<Func<ISelectFromExpression<T1>, T2, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3> From<T2, T3>(Expression<Func<ISelectFromExpression<T1>, T2, T3, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4> From<T2, T3, T4>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5> From<T2, T3, T4, T5>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5, T6> From<T2, T3, T4, T5, T6>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5, T6, T7> From<T2, T3, T4, T5, T6, T7>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8> From<T2, T3, T4, T5, T6, T7, T8>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> From<T2, T3, T4, T5, T6, T7, T8, T9>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override ISelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> From<T2, T3, T4, T5, T6, T7, T8, T9, T10>(Expression<Func<ISelectFromExpression<T1>, T2, T3, T4, T5, T6, T7, T8, T9, T10, ISelectFromExpression<T1>>> exp) { this.InternalFrom(exp); var ret = new OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10>(_orm, _commonUtils, _commonExpression, null); OdbcKingbaseESSelect<T1>.CopyData(this, ret, exp?.Parameters); return ret; }
+        public override string ToSql(string field = null) => ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2> : FreeSql.Internal.CommonProvider.Select2Provider<T1, T2> where T1 : class where T2 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3> : FreeSql.Internal.CommonProvider.Select3Provider<T1, T2, T3> where T1 : class where T2 : class where T3 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4> : FreeSql.Internal.CommonProvider.Select4Provider<T1, T2, T3, T4> where T1 : class where T2 : class where T3 : class where T4 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5> : FreeSql.Internal.CommonProvider.Select5Provider<T1, T2, T3, T4, T5> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6> : FreeSql.Internal.CommonProvider.Select6Provider<T1, T2, T3, T4, T5, T6> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7> : FreeSql.Internal.CommonProvider.Select7Provider<T1, T2, T3, T4, T5, T6, T7> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8> : FreeSql.Internal.CommonProvider.Select8Provider<T1, T2, T3, T4, T5, T6, T7, T8> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9> : FreeSql.Internal.CommonProvider.Select9Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+    class OdbcKingbaseESSelect<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> : FreeSql.Internal.CommonProvider.Select10Provider<T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> where T1 : class where T2 : class where T3 : class where T4 : class where T5 : class where T6 : class where T7 : class where T8 : class where T9 : class where T10 : class
+    {
+        public OdbcKingbaseESSelect(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere) : base(orm, commonUtils, commonExpression, dywhere) { }
+        public override string ToSql(string field = null) => OdbcKingbaseESSelect<T1>.ToSqlStatic(_commonUtils, _commonExpression, _select, _distinct, field ?? this.GetAllFieldExpressionTreeLevel2().Field, _join, _where, _groupby, _having, _orderby, _skip, _limit, _tables, this.GetTableRuleUnions(), _aliasRule, _tosqlAppendContent, _whereCascadeExpression, _orm);
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/Curd/OdbcKingbaseESUpdate.cs

@@ -0,0 +1,164 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESUpdate<T1> : Internal.CommonProvider.UpdateProvider<T1> where T1 : class
+    {
+
+        public OdbcKingbaseESUpdate(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression, object dywhere)
+            : base(orm, commonUtils, commonExpression, dywhere)
+        {
+        }
+
+        internal string InternalTableAlias;
+        internal StringBuilder InternalSbSet => _set;
+        internal StringBuilder InternalSbSetIncr => _setIncr;
+        internal Dictionary<string, bool> InternalIgnore => _ignore;
+        internal void InternalResetSource(List<T1> source) => _source = source;
+        internal string InternalWhereCaseSource(string CsName, Func<string, string> thenValue) => WhereCaseSource(CsName, thenValue);
+        internal void InternalToSqlCaseWhenEnd(StringBuilder sb, ColumnInfo col) => ToSqlCaseWhenEnd(sb, col);
+
+        public override int ExecuteAffrows() => base.SplitExecuteAffrows(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override List<T1> ExecuteUpdated() => base.SplitExecuteUpdated(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+
+        protected override List<T1> RawExecuteUpdated()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var dbParms = _params.Concat(_paramsSource).ToArray();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Update, sql, dbParms);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = _orm.Ado.Query<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+                ValidateVersionAndThrow(ret.Count);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+
+        protected override void ToSqlCase(StringBuilder caseWhen, ColumnInfo[] primarys)
+        {
+            if (_table.Primarys.Length == 1)
+            {
+                var pk = _table.Primarys.First();
+                if (string.IsNullOrEmpty(InternalTableAlias) == false) caseWhen.Append(InternalTableAlias).Append(".");
+                caseWhen.Append(_commonUtils.QuoteReadColumn(pk.CsType, pk.Attribute.MapType, _commonUtils.QuoteSqlName(pk.Attribute.Name)));
+                return;
+            }
+            caseWhen.Append("(");
+            var pkidx = 0;
+            foreach (var pk in _table.Primarys)
+            {
+                if (pkidx > 0) caseWhen.Append(" || '+' || ");
+                if (string.IsNullOrEmpty(InternalTableAlias) == false) caseWhen.Append(InternalTableAlias).Append(".");
+                caseWhen.Append(_commonUtils.QuoteReadColumn(pk.CsType, pk.Attribute.MapType, _commonUtils.QuoteSqlName(pk.Attribute.Name))).Append("::varchar");
+                ++pkidx;
+            }
+            caseWhen.Append(")");
+        }
+
+        protected override void ToSqlWhen(StringBuilder sb, ColumnInfo[] primarys, object d)
+        {
+            if (_table.Primarys.Length == 1)
+            {
+                sb.Append(_commonUtils.FormatSql("{0}", _table.Primarys.First().GetMapValue(d)));
+                return;
+            }
+            sb.Append("(");
+            var pkidx = 0;
+            foreach (var pk in _table.Primarys)
+            {
+                if (pkidx > 0) sb.Append(" || '+' || ");
+                sb.Append(_commonUtils.FormatSql("{0}", pk.GetMapValue(d))).Append("::varchar");
+                ++pkidx;
+            }
+            sb.Append(")");
+        }
+
+        protected override void ToSqlCaseWhenEnd(StringBuilder sb, ColumnInfo col)
+        {
+            if (_noneParameter == false) return;
+            var dbtype = _commonUtils.CodeFirst.GetDbInfo(col.Attribute.MapType)?.dbtype;
+            if (dbtype == null) return;
+
+            sb.Append("::").Append(dbtype);
+        }
+
+#if net40
+#else
+        public override Task<int> ExecuteAffrowsAsync() => base.SplitExecuteAffrowsAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+        public override Task<List<T1>> ExecuteUpdatedAsync() => base.SplitExecuteUpdatedAsync(_batchRowsLimit > 0 ? _batchRowsLimit : 500, _batchParameterLimit > 0 ? _batchParameterLimit : 3000);
+
+        async protected override Task<List<T1>> RawExecuteUpdatedAsync()
+        {
+            var sql = this.ToSql();
+            if (string.IsNullOrEmpty(sql)) return new List<T1>();
+
+            var sb = new StringBuilder();
+            sb.Append(sql).Append(" RETURNING ");
+
+            var colidx = 0;
+            foreach (var col in _table.Columns.Values)
+            {
+                if (colidx > 0) sb.Append(", ");
+                sb.Append(_commonUtils.QuoteReadColumn(col.CsType, col.Attribute.MapType, _commonUtils.QuoteSqlName(col.Attribute.Name))).Append(" as ").Append(_commonUtils.QuoteSqlName(col.CsName));
+                ++colidx;
+            }
+            sql = sb.ToString();
+            var dbParms = _params.Concat(_paramsSource).ToArray();
+            var before = new Aop.CurdBeforeEventArgs(_table.Type, _table, Aop.CurdType.Update, sql, dbParms);
+            _orm.Aop.CurdBeforeHandler?.Invoke(this, before);
+            var ret = new List<T1>();
+            Exception exception = null;
+            try
+            {
+                ret = await _orm.Ado.QueryAsync<T1>(_connection, _transaction, CommandType.Text, sql, dbParms);
+                ValidateVersionAndThrow(ret.Count);
+            }
+            catch (Exception ex)
+            {
+                exception = ex;
+                throw ex;
+            }
+            finally
+            {
+                var after = new Aop.CurdAfterEventArgs(before, exception, ret);
+                _orm.Aop.CurdAfterHandler?.Invoke(this, after);
+            }
+            return ret;
+        }
+#endif
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESAdo/OdbcKingbaseESAdo.cs

@@ -0,0 +1,77 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using FreeSql.Internal.ObjectPool;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Data.Odbc;
+using System.Text;
+using System.Threading;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+    class OdbcKingbaseESAdo : FreeSql.Internal.CommonProvider.AdoProvider
+    {
+        public OdbcKingbaseESAdo() : base(DataType.OdbcKingbaseES, null, null) { }
+        public OdbcKingbaseESAdo(CommonUtils util, string masterConnectionString, string[] slaveConnectionStrings, Func<DbConnection> connectionFactory) : base(DataType.OdbcKingbaseES, masterConnectionString, slaveConnectionStrings)
+        {
+            base._util = util;
+            if (connectionFactory != null)
+            {
+                MasterPool = new FreeSql.Internal.CommonProvider.DbConnectionPool(DataType.OdbcKingbaseES, connectionFactory);
+                return;
+            }
+            if (!string.IsNullOrEmpty(masterConnectionString))
+                MasterPool = new OdbcKingbaseESConnectionPool("主库", masterConnectionString, null, null);
+            if (slaveConnectionStrings != null)
+            {
+                foreach (var slaveConnectionString in slaveConnectionStrings)
+                {
+                    var slavePool = new OdbcKingbaseESConnectionPool($"从库{SlavePools.Count + 1}", slaveConnectionString, () => Interlocked.Decrement(ref slaveUnavailables), () => Interlocked.Increment(ref slaveUnavailables));
+                    SlavePools.Add(slavePool);
+                }
+            }
+        }
+        public override object AddslashesProcessParam(object param, Type mapType, ColumnInfo mapColumn)
+        {
+            if (param == null) return "NULL";
+            if (mapType != null && mapType != param.GetType() && (param is IEnumerable == false))
+                param = Utils.GetDataReaderValue(mapType, param);
+
+            bool isdic;
+            if (param is bool || param is bool?)
+                return (bool)param ? "'t'" : "'f'";
+            else if (param is string || param is char)
+                return string.Concat("'", param.ToString().Replace("'", "''"), "'");
+            else if (param is Enum)
+                return ((Enum)param).ToInt64();
+            else if (decimal.TryParse(string.Concat(param), out var trydec))
+                return param;
+            else if (param is DateTime || param is DateTime?)
+                return string.Concat("'", ((DateTime)param).ToString("yyyy-MM-dd HH:mm:ss.ffffff"), "'");
+            else if (param is TimeSpan || param is TimeSpan?)
+                return ((TimeSpan)param).Ticks / 10;
+            else if (param is byte[])
+                return $"'\\x{CommonUtils.BytesSqlRaw(param as byte[])}'";
+            else if (param is IEnumerable)
+                return AddslashesIEnumerable(param, mapType, mapColumn);
+
+            return string.Concat("'", param.ToString().Replace("'", "''"), "'");
+        }
+
+        protected override DbCommand CreateCommand()
+        {
+            return new OdbcCommand();
+        }
+
+        protected override void ReturnConnection(IObjectPool<DbConnection> pool, Object<DbConnection> conn, Exception ex)
+        {
+            var rawPool = pool as OdbcKingbaseESConnectionPool;
+            if (rawPool != null) rawPool.Return(conn, ex);
+            else pool.Return(conn);
+        }
+
+        protected override DbParameter[] GetDbParamtersByObject(string sql, object obj) => _util.GetDbParamtersByObject(sql, obj);
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESAdo/OdbcKingbaseESConnectionPool.cs

@@ -0,0 +1,258 @@
+using FreeSql.Internal.ObjectPool;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+using System.Data.Odbc;
+using System.Text;
+using System.Text.RegularExpressions;
+using System.Threading.Tasks;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESConnectionPool : ObjectPool<DbConnection>
+    {
+
+        internal Action availableHandler;
+        internal Action unavailableHandler;
+        internal string UserId { get; set; }
+
+        public OdbcKingbaseESConnectionPool(string name, string connectionString, Action availableHandler, Action unavailableHandler) : base(null)
+        {
+            this.UserId = OdbcKingbaseESConnectionPool.GetUserId(connectionString);
+
+            this.availableHandler = availableHandler;
+            this.unavailableHandler = unavailableHandler;
+            var policy = new OdbcKingbaseESConnectionPoolPolicy
+            {
+                _pool = this,
+                Name = name
+            };
+            this.Policy = policy;
+            policy.ConnectionString = connectionString;
+        }
+
+        public static string GetUserId(string connectionString)
+        {
+            var userIdMatch = Regex.Match(connectionString, @"(User\s+Id|Uid)\s*=\s*([^;]+)", RegexOptions.IgnoreCase);
+            if (userIdMatch.Success == false) throw new Exception(@"从 ConnectionString 中无法匹配 (User\s+Id|Uid)\s*=\s*([^;]+)");
+            return userIdMatch.Groups[2].Value.Trim().ToUpper();
+        }
+
+        public void Return(Object<DbConnection> obj, Exception exception, bool isRecreate = false)
+        {
+            if (exception != null && exception is OdbcException)
+            {
+
+                if (exception is System.IO.IOException)
+                {
+
+                    base.SetUnavailable(exception);
+
+                }
+                else if (obj.Value.Ping() == false)
+                {
+
+                    base.SetUnavailable(exception);
+                }
+            }
+            base.Return(obj, isRecreate);
+        }
+    }
+
+    class OdbcKingbaseESConnectionPoolPolicy : IPolicy<DbConnection>
+    {
+
+        internal OdbcKingbaseESConnectionPool _pool;
+        public string Name { get; set; } = "KingbaseES OdbcConnection 对象池";
+        public int PoolSize { get; set; } = 100;
+        public TimeSpan SyncGetTimeout { get; set; } = TimeSpan.FromSeconds(10);
+        public TimeSpan IdleTimeout { get; set; } = TimeSpan.FromSeconds(20);
+        public int AsyncGetCapacity { get; set; } = 10000;
+        public bool IsThrowGetTimeoutException { get; set; } = true;
+        public bool IsAutoDisposeWithSystem { get; set; } = true;
+        public int CheckAvailableInterval { get; set; } = 5;
+
+        static ConcurrentDictionary<string, int> dicConnStrIncr = new ConcurrentDictionary<string, int>(StringComparer.CurrentCultureIgnoreCase);
+        private string _connectionString;
+        public string ConnectionString
+        {
+            get => _connectionString;
+            set
+            {
+                _connectionString = value ?? "";
+
+                var pattern = @"Max\s*pool\s*size\s*=\s*(\d+)";
+                Match m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
+                if (m.Success == false || int.TryParse(m.Groups[1].Value, out var poolsize) == false || poolsize <= 0) poolsize = 100;
+                var connStrIncr = dicConnStrIncr.AddOrUpdate(_connectionString, 1, (oldkey, oldval) => Math.Min(5, oldval + 1));
+                PoolSize = poolsize + connStrIncr;
+                _connectionString = m.Success ?
+                    Regex.Replace(_connectionString, pattern, $"Max pool size={PoolSize}", RegexOptions.IgnoreCase) :
+                    $"{_connectionString};Max pool size={PoolSize}";
+
+                pattern = @"Connection\s*LifeTime\s*=\s*(\d+)";
+                m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
+                if (m.Success)
+                {
+                    IdleTimeout = TimeSpan.FromSeconds(int.Parse(m.Groups[1].Value));
+                    _connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
+                }
+
+                var minPoolSize = 0;
+                pattern = @"Min\s*pool\s*size\s*=\s*(\d+)";
+                m = Regex.Match(_connectionString, pattern, RegexOptions.IgnoreCase);
+                if (m.Success)
+                {
+                    minPoolSize = int.Parse(m.Groups[1].Value);
+                    _connectionString = Regex.Replace(_connectionString, pattern, "", RegexOptions.IgnoreCase);
+                }
+
+                FreeSql.Internal.CommonUtils.PrevReheatConnectionPool(_pool, minPoolSize);
+            }
+        }
+
+        public bool OnCheckAvailable(Object<DbConnection> obj)
+        {
+            if (obj.Value.State == ConnectionState.Closed) obj.Value.Open();
+            return obj.Value.Ping(true);
+        }
+
+        public DbConnection OnCreate()
+        {
+            var conn = new OdbcConnection(_connectionString);
+            return conn;
+        }
+
+        public void OnDestroy(DbConnection obj)
+        {
+            if (obj.State != ConnectionState.Closed) obj.Close();
+            obj.Dispose();
+        }
+
+        public void OnGet(Object<DbConnection> obj)
+        {
+
+            if (_pool.IsAvailable)
+            {
+                if (obj.Value == null)
+                {
+                    if (_pool.SetUnavailable(new Exception("连接字符串错误")) == true)
+                        throw new Exception($"【{this.Name}】连接字符串错误，请检查。");
+                    return;
+                }
+
+                if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && obj.Value.Ping() == false)
+                {
+
+                    try
+                    {
+                        obj.Value.Open();
+                    }
+                    catch (Exception ex)
+                    {
+                        if (_pool.SetUnavailable(ex) == true)
+                            throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
+                    }
+                }
+            }
+        }
+
+#if net40
+#else
+        async public Task OnGetAsync(Object<DbConnection> obj)
+        {
+
+            if (_pool.IsAvailable)
+            {
+                if (obj.Value == null)
+                {
+                    if (_pool.SetUnavailable(new Exception("连接字符串错误")) == true)
+                        throw new Exception($"【{this.Name}】连接字符串错误，请检查。");
+                    return;
+                }
+
+                if (obj.Value.State != ConnectionState.Open || DateTime.Now.Subtract(obj.LastReturnTime).TotalSeconds > 60 && (await obj.Value.PingAsync()) == false)
+                {
+
+                    try
+                    {
+                        await obj.Value.OpenAsync();
+                    }
+                    catch (Exception ex)
+                    {
+                        if (_pool.SetUnavailable(ex) == true)
+                            throw new Exception($"【{this.Name}】状态不可用，等待后台检查程序恢复方可使用。{ex.Message}");
+                    }
+                }
+            }
+        }
+#endif
+
+        public void OnGetTimeout()
+        {
+
+        }
+
+        public void OnReturn(Object<DbConnection> obj)
+        {
+            //if (obj?.Value != null && obj.Value.State != ConnectionState.Closed) try { obj.Value.Close(); } catch { }
+        }
+
+        public void OnAvailable()
+        {
+            _pool.availableHandler?.Invoke();
+        }
+
+        public void OnUnavailable()
+        {
+            _pool.unavailableHandler?.Invoke();
+        }
+    }
+
+    static class DbConnectionExtensions
+    {
+
+        static DbCommand PingCommand(DbConnection conn)
+        {
+            var cmd = conn.CreateCommand();
+            cmd.CommandTimeout = 5;
+            cmd.CommandText = "select 1 from dual";
+            return cmd;
+        }
+        public static bool Ping(this DbConnection that, bool isThrow = false)
+        {
+            try
+            {
+                PingCommand(that).ExecuteNonQuery();
+                return true;
+            }
+            catch
+            {
+                if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
+                if (isThrow) throw;
+                return false;
+            }
+        }
+
+#if net40
+#else
+        async public static Task<bool> PingAsync(this DbConnection that, bool isThrow = false)
+        {
+            try
+            {
+                await PingCommand(that).ExecuteNonQueryAsync();
+                return true;
+            }
+            catch
+            {
+                if (that.State != ConnectionState.Closed) try { that.Close(); } catch { }
+                if (isThrow) throw;
+                return false;
+            }
+        }
+#endif
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESCodeFirst.cs

@@ -0,0 +1,459 @@
+using FreeSql.DataAnnotations;
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Odbc;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESCodeFirst : Internal.CommonProvider.CodeFirstProvider
+    {
+        public override bool IsNoneCommandParameter { get => true; set => base.IsNoneCommandParameter = true; }
+        public OdbcKingbaseESCodeFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) : base(orm, commonUtils, commonExpression) { }
+
+        static object _dicCsToDbLock = new object();
+        static Dictionary<string, CsToDb<OdbcType>> _dicCsToDb = new Dictionary<string, CsToDb<OdbcType>>() {
+                { typeof(sbyte).FullName, CsToDb.New(OdbcType.TinyInt, "tinyint","tinyint NOT NULL", false, false, 0) },{ typeof(sbyte?).FullName, CsToDb.New(OdbcType.TinyInt, "tinyint", "tinyint", false, true, null) },
+                { typeof(short).FullName, CsToDb.New(OdbcType.SmallInt, "int2","int2 NOT NULL", false, false, 0) },{ typeof(short?).FullName, CsToDb.New(OdbcType.SmallInt, "int2", "int2", false, true, null) },
+                { typeof(int).FullName, CsToDb.New(OdbcType.Int, "int4","int4 NOT NULL", false, false, 0) },{ typeof(int?).FullName, CsToDb.New(OdbcType.Int, "int4", "int4", false, true, null) },
+                { typeof(long).FullName, CsToDb.New(OdbcType.BigInt, "int8","int8 NOT NULL", false, false, 0) },{ typeof(long?).FullName, CsToDb.New(OdbcType.BigInt, "int8", "int8", false, true, null) },
+
+                { typeof(byte).FullName, CsToDb.New(OdbcType.SmallInt, "int2","int2 NOT NULL", false, false, 0) },{ typeof(byte?).FullName, CsToDb.New(OdbcType.SmallInt, "int2", "int2", false, true, null) },
+                { typeof(ushort).FullName, CsToDb.New(OdbcType.Int, "int4","int4 NOT NULL", false, false, 0) },{ typeof(ushort?).FullName, CsToDb.New(OdbcType.Int, "int4", "int4", false, true, null) },
+                { typeof(uint).FullName, CsToDb.New(OdbcType.BigInt, "int8","int8 NOT NULL", false, false, 0) },{ typeof(uint?).FullName, CsToDb.New(OdbcType.BigInt, "int8", "int8", false, true, null) },
+                { typeof(ulong).FullName, CsToDb.New(OdbcType.Numeric, "numeric","numeric(20,0) NOT NULL", false, false, 0) },{ typeof(ulong?).FullName, CsToDb.New(OdbcType.Numeric, "numeric", "numeric(20,0)", false, true, null) },
+
+                { typeof(float).FullName, CsToDb.New(OdbcType.Real, "float4","float4 NOT NULL", false, false, 0) },{ typeof(float?).FullName, CsToDb.New(OdbcType.Real, "float4", "float4", false, true, null) },
+                { typeof(double).FullName, CsToDb.New(OdbcType.Double, "float8","float8 NOT NULL", false, false, 0) },{ typeof(double?).FullName, CsToDb.New(OdbcType.Double, "float8", "float8", false, true, null) },
+                { typeof(decimal).FullName, CsToDb.New(OdbcType.Numeric, "numeric", "numeric(10,2) NOT NULL", false, false, 0) },{ typeof(decimal?).FullName, CsToDb.New(OdbcType.Numeric, "numeric", "numeric(10,2)", false, true, null) },
+
+                { typeof(string).FullName, CsToDb.New(OdbcType.VarChar, "varchar", "varchar(255)", false, null, "") },
+
+                { typeof(TimeSpan).FullName, CsToDb.New(OdbcType.Time, "time","time NOT NULL", false, false, 0) },{ typeof(TimeSpan?).FullName, CsToDb.New(OdbcType.Time, "time", "time",false, true, null) },
+                { typeof(DateTime).FullName, CsToDb.New(OdbcType.DateTime, "timestamp", "timestamp NOT NULL", false, false, new DateTime(1970,1,1)) },{ typeof(DateTime?).FullName, CsToDb.New(OdbcType.DateTime, "timestamp", "timestamp", false, true, null) },
+
+                { typeof(bool).FullName, CsToDb.New(OdbcType.Bit, "bool","bool NOT NULL", null, false, false) },{ typeof(bool?).FullName, CsToDb.New(OdbcType.Bit, "bool","bool", null, true, null) },
+                { typeof(Byte[]).FullName, CsToDb.New(OdbcType.VarBinary, "bytea", "bytea", false, null, new byte[0]) },
+
+                { typeof(Guid).FullName, CsToDb.New(OdbcType.UniqueIdentifier, "char", "char(36) NOT NULL", false, false, Guid.Empty) },{ typeof(Guid?).FullName, CsToDb.New(OdbcType.UniqueIdentifier, "char", "char(36)", false, true, null) },
+            };
+
+        public override DbInfoResult GetDbInfo(Type type)
+        {
+            if (_dicCsToDb.TryGetValue(type.FullName, out var trydc)) return new DbInfoResult((int)trydc.type, trydc.dbtype, trydc.dbtypeFull, trydc.isnullable, trydc.defaultValue);
+            if (type.IsArray) return null;
+            var enumType = type.IsEnum ? type : null;
+            if (enumType == null && type.IsNullableType())
+            {
+                var genericTypes = type.GetGenericArguments();
+                if (genericTypes.Length == 1 && genericTypes.First().IsEnum) enumType = genericTypes.First();
+            }
+            if (enumType != null)
+            {
+                var newItem = enumType.GetCustomAttributes(typeof(FlagsAttribute), false).Any() ?
+                    CsToDb.New(OdbcType.BigInt, "int8", $"int8{(type.IsEnum ? " NOT NULL" : "")}", false, type.IsEnum ? false : true, enumType.CreateInstanceGetDefaultValue()) :
+                    CsToDb.New(OdbcType.Int, "int4", $"int4{(type.IsEnum ? " NOT NULL" : "")}", false, type.IsEnum ? false : true, enumType.CreateInstanceGetDefaultValue());
+                if (_dicCsToDb.ContainsKey(type.FullName) == false)
+                {
+                    lock (_dicCsToDbLock)
+                    {
+                        if (_dicCsToDb.ContainsKey(type.FullName) == false)
+                            _dicCsToDb.Add(type.FullName, newItem);
+                    }
+                }
+                return new DbInfoResult((int)newItem.type, newItem.dbtype, newItem.dbtypeFull, newItem.isnullable, newItem.defaultValue);
+            }
+            return null;
+        }
+
+        protected override string GetComparisonDDLStatements(params TypeAndName[] objects)
+        {
+            var userId = (_orm.Ado.MasterPool as OdbcKingbaseESConnectionPool)?.UserId;
+            if (string.IsNullOrEmpty(userId))
+                using (var conn = _orm.Ado.MasterPool.Get())
+                {
+                    userId = OdbcKingbaseESConnectionPool.GetUserId(conn.Value.ConnectionString);
+                }
+
+            var defaultSchema = "PUBLIC";
+            var seqcols = new List<NaviteTuple<ColumnInfo, string[], bool>>(); //序列：列，表，自增
+            var seqnameDel = new List<string>(); //要删除的序列+触发器
+
+            var sb = new StringBuilder();
+            foreach (var obj in objects)
+            {
+                if (sb.Length > 0) sb.Append("\r\n");
+                var tb = _commonUtils.GetTableByEntity(obj.entityType);
+                if (tb == null) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移");
+                if (tb.Columns.Any() == false) throw new Exception($"类型 {obj.entityType.FullName} 不可迁移，可迁移属性0个");
+                var tbname = _commonUtils.SplitTableName(tb.DbName);
+                if (tbname?.Length == 1) tbname = new[] { defaultSchema, tbname[0] };
+
+                var tboldname = _commonUtils.SplitTableName(tb.DbOldName); //旧表名
+                if (tboldname?.Length == 1) tboldname = new[] { defaultSchema, tboldname[0] };
+                var primaryKeyName = (obj.entityType.GetCustomAttributes(typeof(OraclePrimaryKeyNameAttribute), false)?.FirstOrDefault() as OraclePrimaryKeyNameAttribute)?.Name;
+                if (string.IsNullOrEmpty(obj.tableName) == false)
+                {
+                    var tbtmpname = _commonUtils.SplitTableName(obj.tableName);
+                    if (tbtmpname?.Length == 1) tbtmpname = new[] { defaultSchema, tbtmpname[0] };
+                    if (tbname[0] != tbtmpname[0] || tbname[1] != tbtmpname[1])
+                    {
+                        tbname = tbtmpname;
+                        tboldname = null;
+                        primaryKeyName = null;
+                    }
+                }
+                //codefirst 不支持表名中带 .
+
+                if (string.Compare(tbname[0], defaultSchema) != 0 && _orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(" SELECT 1 FROM information_schema.schemata WHERE schema_name={0}", tbname[0])) == null) //创建数据库
+                    sb.Append("CREATE SCHEMA IF NOT EXISTS ").Append(tbname[0]).Append(";\r\n");
+
+                var sbalter = new StringBuilder();
+                var istmpatler = false; //创建临时表，导入数据，删除旧表，修改
+                if (_orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(" select 1 from information_schema.tables where table_schema={0} and table_name={1}", tbname)) == null)
+                { //表不存在
+                    if (tboldname != null)
+                    {
+                        if (_orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(" select 1 from information_schema.tables where table_schema={0} and table_name={1}", tboldname)) == null)
+                            //模式或表不存在
+                            tboldname = null;
+                    }
+                    if (tboldname == null)
+                    {
+                        //创建表
+                        var createTableName = _commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}");
+                        sb.Append("CREATE TABLE ").Append(createTableName).Append(" ( ");
+                        foreach (var tbcol in tb.ColumnsByPosition)
+                        {
+                            sb.Append(" \r\n  ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType).Append(",");
+                            if (tbcol.Attribute.IsIdentity == true) seqcols.Add(NaviteTuple.Create(tbcol, tbname, true));
+                        }
+                        if (tb.Primarys.Any())
+                        {
+                            var pkname = primaryKeyName ?? $"{tbname[0]}_{tbname[1]}_PK1";
+                            sb.Append(" \r\n  CONSTRAINT ").Append(_commonUtils.QuoteSqlName(pkname)).Append(" PRIMARY KEY (");
+                            foreach (var tbcol in tb.Primarys) sb.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
+                            sb.Remove(sb.Length - 2, 2).Append("),");
+                        }
+                        sb.Remove(sb.Length - 1, 1);
+                        sb.Append("\r\n);\r\n");
+                        //创建表的索引
+                        foreach (var uk in tb.Indexes)
+                        {
+                            sb.Append("CREATE ");
+                            if (uk.IsUnique) sb.Append("UNIQUE ");
+                            sb.Append("INDEX ").Append(_commonUtils.QuoteSqlName(uk.Name)).Append(" ON ").Append(createTableName).Append("(");
+                            foreach (var tbcol in uk.Columns)
+                            {
+                                sb.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
+                                if (tbcol.IsDesc) sb.Append(" DESC");
+                                sb.Append(", ");
+                            }
+                            sb.Remove(sb.Length - 2, 2).Append(");\r\n");
+                        }
+                        //备注
+                        foreach (var tbcol in tb.ColumnsByPosition)
+                        {
+                            if (string.IsNullOrEmpty(tbcol.Comment) == false)
+                                sb.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment)).Append(";\r\n");
+                        }
+                        if (string.IsNullOrEmpty(tb.Comment) == false)
+                            sb.Append("COMMENT ON TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tb.Comment)).Append(";\r\n");
+                        continue;
+                    }
+                    //如果新表，旧表在一个模式下，直接修改表名
+                    if (string.Compare(tbname[0], tboldname[0], true) == 0)
+                        sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tboldname[0]}.{tboldname[1]}")).Append(" RENAME TO ").Append(_commonUtils.QuoteSqlName($"{tbname[1]}")).Append(";\r\n");
+                    else
+                    {
+                        //如果新表，旧表不在一起，创建新表，导入数据，删除旧表
+                        istmpatler = true;
+                    }
+                }
+                else
+                    tboldname = null; //如果新表已经存在，不走改表名逻辑
+
+                //对比字段，只可以修改类型、增加字段、有限的修改字段名；保证安全不删除字段
+                var sql = _commonUtils.FormatSql($@"
+select 
+a.column_name,
+a.data_type,
+a.data_length,
+a.data_precision,
+a.data_scale,
+a.char_used,
+case when a.nullable = 'N' then 0 else 1 end,
+nvl((select 1 from user_sequences where upper(sequence_owner)={{0}} and upper(sequence_name)=upper({{2}}||'_'||{{1}}||'_seq_'||a.column_name) limit 1), 0),
+b.comments
+from all_tab_columns a
+left join all_col_comments b on b.owner = a.owner and b.table_name = a.table_name and b.column_name = a.column_name
+where a.owner={{0}} and a.table_name={{1}}", userId, (tboldname ?? tbname)[1], (tboldname ?? tbname)[0]);
+                var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
+                if (ds.Length != ds.Select(a => string.Concat(a[0])).Count()) throw new Exception("检查到多个模式下存在相同的表名，无法完成对比结构");
+                var tbstruct = ds.ToDictionary(a => string.Concat(a[0]), a =>
+                {
+                    var sqlType = GetKingbaseESSqlTypeFullName(a);
+                    return new
+                    {
+                        column = string.Concat(a[0]),
+                        sqlType,
+                        is_nullable = string.Concat(a[6]) == "1",
+                        is_identity = string.Concat(a[7]) == "1",
+                        comment = string.Concat(a[8])
+                    };
+                }, StringComparer.CurrentCultureIgnoreCase);
+
+                if (istmpatler == false)
+                {
+                    foreach (var tbcol in tb.ColumnsByPosition)
+                    {
+                        var dbtypeNoneNotNull = Regex.Replace(tbcol.Attribute.DbType, @"NOT\s+NULL", "NULL");
+                        if (tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol) ||
+                            string.IsNullOrEmpty(tbcol.Attribute.OldName) == false && tbstruct.TryGetValue(tbcol.Attribute.OldName, out tbstructcol))
+                        {
+                            var isCommentChanged = tbstructcol.comment != (tbcol.Comment ?? "");
+                            if (tbcol.Attribute.DbType.StartsWith(tbstructcol.sqlType, StringComparison.CurrentCultureIgnoreCase) == false)
+                            {
+                                istmpatler = true;
+                                if (istmpatler && tbcol.Attribute.DbType.StartsWith("varchar", StringComparison.CurrentCultureIgnoreCase) && tbstructcol.sqlType.StartsWith("varchar", StringComparison.CurrentCultureIgnoreCase)
+                                    && Regex.Match(tbcol.Attribute.DbType, @"\(\d+").Groups[0].Value == Regex.Match(tbstructcol.sqlType, @"\(\d+").Groups[0].Value)
+                                    istmpatler = false;
+                                if (istmpatler && Regex.IsMatch(tbcol.Attribute.DbType, @"\(\d+") == false && Regex.IsMatch(tbstructcol.sqlType, @"\(\d+")
+                                    && string.Compare(tbcol.Attribute.DbType, Regex.Replace(tbstructcol.sqlType, @"\([^\)]+\)", ""), StringComparison.CurrentCultureIgnoreCase) == 0)
+                                    istmpatler = false;
+                                if (istmpatler) 
+                                    break;
+                            }
+                            if (tbcol.Attribute.IsNullable != tbstructcol.is_nullable)
+                            {
+                                if (tbcol.Attribute.IsNullable == false)
+                                    sbalter.Append("UPDATE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" SET ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" = ").Append(tbcol.DbDefaultValue).Append(" WHERE ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" IS NULL;\r\n");
+                                sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ALTER COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(tbcol.Attribute.IsNullable == true ? " DROP NOT NULL" : " SET NOT NULL").Append(";\r\n");
+                            }
+                            if (string.Compare(tbstructcol.column, tbcol.Attribute.OldName, true) == 0)
+                            {
+                                if (tbstructcol.is_identity)
+                                    seqnameDel.Add(Utils.GetCsName($"{tbname[1]}_seq_{tbstructcol.column}"));
+                                //修改列名
+                                sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" RENAME COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" TO ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(";\r\n");
+                                if (tbcol.Attribute.IsIdentity)
+                                    seqcols.Add(NaviteTuple.Create(tbcol, tbname, tbcol.Attribute.IsIdentity == true));
+                            }
+                            else if (tbcol.Attribute.IsIdentity != tbstructcol.is_identity)
+                                seqcols.Add(NaviteTuple.Create(tbcol, tbname, tbcol.Attribute.IsIdentity == true));
+                            if (isCommentChanged)
+                                sbalter.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? "")).Append(";\r\n");
+                            continue;
+                        }
+                        //添加列
+                        sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ADD (").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(dbtypeNoneNotNull).Append(");\r\n");
+                        if (tbcol.Attribute.IsNullable == false)
+                        {
+                            sbalter.Append("UPDATE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" SET ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" = ").Append(tbcol.DbDefaultValue).Append(";\r\n");
+                            sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" ALTER COLUMN ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" SET NOT NULL;\r\n");
+                        }
+                        if (tbcol.Attribute.IsIdentity == true) seqcols.Add(NaviteTuple.Create(tbcol, tbname, tbcol.Attribute.IsIdentity == true));
+                        if (string.IsNullOrEmpty(tbcol.Comment) == false) sbalter.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? "")).Append(";\r\n");
+                    }
+                }
+                if (istmpatler == false)
+                {
+                    var dsuksql = _commonUtils.FormatSql(@"
+select
+c.column_name,
+a.index_name,
+case when c.descend = 'DESC' then 1 else 0 end,
+case when a.uniqueness = 'UNIQUE' then 1 else 0 end
+from all_indexes a,
+all_ind_columns c 
+where a.index_name = c.index_name
+and a.table_owner = c.table_owner
+and a.table_name = c.table_name
+and a.owner in ({0}) and a.table_name in ({1})
+and not exists(select 1 from all_constraints where index_name = a.index_name and constraint_type = 'P')", userId, (tboldname ?? tbname)[1]);
+                    var dsuk = _orm.Ado.ExecuteArray(CommandType.Text, dsuksql).Select(a => new[] { string.Concat(a[0]).Trim('"'), string.Concat(a[1]), string.Concat(a[2]), string.Concat(a[3]) }).ToArray();
+                    foreach (var uk in tb.Indexes)
+                    {
+                        if (string.IsNullOrEmpty(uk.Name) || uk.Columns.Any() == false) continue;
+                        var dsukfind1 = dsuk.Where(a => string.Compare(a[1], uk.Name, true) == 0).ToArray();
+                        if (dsukfind1.Any() == false || dsukfind1.Length != uk.Columns.Length || dsukfind1.Where(a => uk.Columns.Where(b => (a[3] == "1") == uk.IsUnique && string.Compare(b.Column.Attribute.Name, a[0], true) == 0 && (a[2] == "1") == b.IsDesc).Any()).Count() != uk.Columns.Length)
+                        {
+                            if (dsukfind1.Any()) sbalter.Append("DROP INDEX ").Append(_commonUtils.QuoteSqlName(uk.Name)).Append(";\r\n");
+                            sbalter.Append("CREATE ");
+                            if (uk.IsUnique) sbalter.Append("UNIQUE ");
+                            sbalter.Append("INDEX ").Append(_commonUtils.QuoteSqlName(uk.Name)).Append(" ON ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append("(");
+                            foreach (var tbcol in uk.Columns)
+                            {
+                                sbalter.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
+                                if (tbcol.IsDesc) sbalter.Append(" DESC");
+                                sbalter.Append(", ");
+                            }
+                            sbalter.Remove(sbalter.Length - 2, 2).Append(");\r\n");
+                        }
+                    }
+                }
+                if (istmpatler == false)
+                {
+                    var dbcomment = string.Concat(_orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(@" select comments from all_tab_comments where owner = {0} and table_name = {1} and table_type = 'TABLE'", userId, tbname[1])));
+                    if (dbcomment != (tb.Comment ?? ""))
+                        sb.Append("COMMENT ON TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tb.Comment)).Append(";\r\n");
+
+                    sb.Append(sbalter);
+                    continue;
+                }
+                var oldpk = _orm.Ado.ExecuteScalar(CommandType.Text, _commonUtils.FormatSql(@" select constraint_name from user_constraints where owner={0} and table_name={1} and constraint_type='P'", userId, tbname[1]))?.ToString();
+                if (string.IsNullOrEmpty(oldpk) == false)
+                    sb.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" DROP CONSTRAINT ").Append(_commonUtils.QuoteSqlName(oldpk)).Append(";\r\n");
+
+                //创建临时表，数据导进临时表，然后删除原表，将临时表改名为原表名
+                var tablename = tboldname == null ? _commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}") : _commonUtils.QuoteSqlName($"{tboldname[0]}.{tboldname[1]}");
+                var tmptablename = _commonUtils.QuoteSqlName($"{tbname[0]}.FTmp_{tbname[1]}");
+                //创建临时表
+                sb.Append("CREATE TABLE ").Append(tmptablename).Append(" ( ");
+                foreach (var tbcol in tb.ColumnsByPosition)
+                {
+                    sb.Append(" \r\n  ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType).Append(",");
+                    if (tbcol.Attribute.IsIdentity == true) seqcols.Add(NaviteTuple.Create(tbcol, tbname, true));
+                }
+                if (tb.Primarys.Any())
+                {
+                    var pkname = primaryKeyName ?? $"{tbname[0]}_{tbname[1]}_PK2";
+                    sb.Append(" \r\n  CONSTRAINT ").Append(_commonUtils.QuoteSqlName(pkname)).Append(" PRIMARY KEY (");
+                    foreach (var tbcol in tb.Primarys) sb.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
+                    sb.Remove(sb.Length - 2, 2).Append("),");
+                }
+                sb.Remove(sb.Length - 1, 1);
+                sb.Append("\r\n);\r\n");
+                //备注
+                foreach (var tbcol in tb.ColumnsByPosition)
+                {
+                    if (string.IsNullOrEmpty(tbcol.Comment) == false)
+                        sb.Append("COMMENT ON COLUMN ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.FTmp_{tbname[1]}.{tbcol.Attribute.Name}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment)).Append(";\r\n");
+                }
+                if (string.IsNullOrEmpty(tb.Comment) == false)
+                    sb.Append("COMMENT ON TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.FTmp_{tbname[1]}")).Append(" IS ").Append(_commonUtils.FormatSql("{0}", tb.Comment)).Append(";\r\n");
+
+                sb.Append("INSERT INTO ").Append(tmptablename).Append(" (");
+                foreach (var tbcol in tb.ColumnsByPosition)
+                    sb.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
+                sb.Remove(sb.Length - 2, 2).Append(")\r\nSELECT ");
+                foreach (var tbcol in tb.ColumnsByPosition)
+                {
+                    var insertvalue = "NULL";
+                    if (tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol) ||
+                        string.IsNullOrEmpty(tbcol.Attribute.OldName) == false && tbstruct.TryGetValue(tbcol.Attribute.OldName, out tbstructcol))
+                    {
+                        insertvalue = _commonUtils.QuoteSqlName(tbstructcol.column);
+                        if (tbcol.Attribute.DbType.StartsWith(tbstructcol.sqlType, StringComparison.CurrentCultureIgnoreCase) == false)
+                        {
+                            var dbtypeNoneNotNull = Regex.Replace(tbcol.Attribute.DbType, @"(NOT\s+)?NULL", "");
+                            insertvalue = $"cast({insertvalue} as {dbtypeNoneNotNull})";
+                        }
+                        if (tbcol.Attribute.IsNullable != tbstructcol.is_nullable)
+                            insertvalue = $"nvl({insertvalue},{tbcol.DbDefaultValue})";
+                    }
+                    else if (tbcol.Attribute.IsNullable == false)
+                        insertvalue = tbcol.DbDefaultValue;
+                    sb.Append(insertvalue.Replace("'", "''")).Append(", ");
+                }
+                sb.Remove(sb.Length - 2, 2).Append(" FROM ").Append(tablename).Append(";\r\n");
+                sb.Append("DROP TABLE ").Append(tablename).Append(";\r\n");
+                sb.Append("ALTER TABLE ").Append(tmptablename).Append(" RENAME TO ").Append(_commonUtils.QuoteSqlName($"{tbname[1]}")).Append(";\r\n");
+                //创建表的索引
+                foreach (var uk in tb.Indexes)
+                {
+                    sb.Append("CREATE ");
+                    if (uk.IsUnique) sb.Append("UNIQUE ");
+                    sb.Append("INDEX ").Append(_commonUtils.QuoteSqlName(uk.Name)).Append(" ON ").Append(tablename).Append("(");
+                    foreach (var tbcol in uk.Columns)
+                    {
+                        sb.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
+                        if (tbcol.IsDesc) sb.Append(" DESC");
+                        sb.Append(", ");
+                    }
+                    sb.Remove(sb.Length - 2, 2).Append(");\r\n");
+                }
+            }
+            foreach (var seqcol in seqcols)
+            {
+                var tbname = seqcol.Item2;
+                var seqname = Utils.GetCsName($"{tbname[0]}.{tbname[1]}_seq_{seqcol.Item1.Attribute.Name}").ToUpper();
+                var tbname2 = _commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}");
+                var colname2 = _commonUtils.QuoteSqlName(seqcol.Item1.Attribute.Name);
+                sb.Append("ALTER TABLE ").Append(tbname2).Append(" ALTER COLUMN ").Append(colname2).Append(" SET DEFAULT null;\r\n");
+                sb.Append("DROP SEQUENCE IF EXISTS ").Append(seqname).Append(";\r\n");
+                if (seqcol.Item3)
+                {
+                    sb.Append("CREATE SEQUENCE ").Append(seqname).Append(";\r\n");
+                    sb.Append("ALTER TABLE ").Append(tbname2).Append(" ALTER COLUMN ").Append(colname2).Append(" SET DEFAULT nextval('").Append(seqname).Append("'::regclass);\r\n");
+                    sb.Append(" SELECT case when max(").Append(colname2).Append(") is null then 0 else setval('").Append(seqname).Append("', max(").Append(colname2).Append(")) end FROM ").Append(tbname2).Append(";\r\n");
+                }
+            }
+            return sb.Length == 0 ? null : sb.ToString();
+        }
+
+        public override int ExecuteDDLStatements(string ddl)
+        {
+            if (string.IsNullOrEmpty(ddl)) return 0;
+            var scripts = ddl.Split(new string[] { ";\r\n" }, StringSplitOptions.None).Where(a => string.IsNullOrEmpty(a.Trim()) == false).ToArray();
+
+            if (scripts.Any() == false) return 0;
+            if (scripts.Length == 1) return base.ExecuteDDLStatements(ddl);
+
+            var affrows = 0;
+            foreach (var script in scripts)
+                affrows += base.ExecuteDDLStatements(script);
+            return affrows;
+        }
+
+        internal static string GetKingbaseESSqlTypeFullName(object[] row)
+        {
+            var a = row;
+            var sqlType = string.Concat(a[1]).ToUpper();
+            var data_length = long.Parse(string.Concat(a[2]));
+            long.TryParse(string.Concat(a[3]), out var data_precision);
+            long.TryParse(string.Concat(a[4]), out var data_scale);
+            //var char_used = string.Concat(a[5]);
+            if (sqlType.StartsWith("TIMESTAMP", StringComparison.CurrentCultureIgnoreCase))
+            {
+            }
+            else if (sqlType.StartsWith("BLOB"))
+            {
+            }
+            else if (sqlType == "DOUBLE" || sqlType == "FLOAT")
+            {
+            }
+            else if (sqlType == "INT2" || sqlType == "INT4" || sqlType == "INT8")
+            {
+            }
+            else if (sqlType == "TINYINT")
+            {
+            }
+            else if (sqlType == "BOOL")
+            {
+            }
+            else if (sqlType == "FLOAT4" || sqlType == "FLOAT8")
+            {
+            }
+            else if (sqlType == "TIME" || sqlType == "TIMESTAMP")
+            {
+            }
+            else if (sqlType == "NUMERIC")
+                sqlType += $"({data_precision},{data_scale})";
+            else if (data_precision > 0 && data_scale > 0)
+                sqlType += $"({data_precision},{data_scale})";
+            else if (data_precision > 0)
+                sqlType += $"({data_precision})";
+            else
+                sqlType += $"({data_length})";
+            return sqlType;
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESDbFirst.cs

@@ -0,0 +1,120 @@
+using FreeSql.DatabaseModel;
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Concurrent;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+using System.Data.Odbc;
+using System.Linq;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+    class OdbcKingbaseESDbFirst : IDbFirst
+    {
+        IFreeSql _orm;
+        protected CommonUtils _commonUtils;
+        protected CommonExpression _commonExpression;
+        public OdbcKingbaseESDbFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression)
+        {
+            _orm = orm;
+            _commonUtils = commonUtils;
+            _commonExpression = commonExpression;
+        }
+
+        public int GetDbType(DbColumnInfo column) => (int)GetSqlDbType(column);
+        OdbcType GetSqlDbType(DbColumnInfo column)
+        {
+            var dbtype = column.DbTypeText;
+            var isarray = dbtype.EndsWith("[]");
+            if (isarray) dbtype = dbtype.Remove(dbtype.Length - 2);
+            var ret = OdbcType.VarChar;
+            switch (dbtype.ToLower().TrimStart('_'))
+            {
+                case "tinyint": ret = OdbcType.TinyInt; break;
+                case "int2": ret = OdbcType.SmallInt; break;
+                case "int4": ret = OdbcType.Int; break;
+                case "int8": ret = OdbcType.BigInt; break;
+                case "numeric": ret = OdbcType.Numeric; break;
+                case "float4": ret = OdbcType.Real; break;
+                case "float8": ret = OdbcType.Double; break;
+                case "money": ret = OdbcType.Numeric; break;
+
+                case "char": ret = column.MaxLength == 36 ? OdbcType.UniqueIdentifier : OdbcType.Char; break;
+                case "bpchar": ret = OdbcType.Char; break;
+                case "varchar": ret = OdbcType.VarChar; break;
+                case "text": ret = OdbcType.Text; break;
+
+                case "timestamp": ret = OdbcType.Timestamp; break;
+                case "timestamptz": ret = OdbcType.Timestamp; break;
+                case "date": ret = OdbcType.Date; break;
+                case "time": ret = OdbcType.Time; break;
+                case "timetz": ret = OdbcType.Time; break;
+                case "interval": ret = OdbcType.Time; break;
+
+                case "bool": ret = OdbcType.Bit; break;
+                case "blob": ret = OdbcType.VarBinary; break;
+                case "bytea": ret = OdbcType.VarBinary; break;
+                case "bit": ret = OdbcType.Bit; break;
+                case "varbit": ret = OdbcType.VarBinary; break;
+
+                case "uuid": ret = OdbcType.UniqueIdentifier; break;
+            }
+            return ret;
+        }
+
+        static ConcurrentDictionary<int, DbToCs> _dicDbToCs = new ConcurrentDictionary<int, DbToCs>();
+        static OdbcKingbaseESDbFirst()
+        {
+            var defaultDbToCs = new Dictionary<int, DbToCs>() {
+                { (int)OdbcType.TinyInt, new DbToCs("(sbyte?)", "sbyte.Parse({0})", "{0}.ToString()", "sbyte?", typeof(short), typeof(short?), "{0}.Value", "GetInt16") },
+                { (int)OdbcType.SmallInt, new DbToCs("(short?)", "short.Parse({0})", "{0}.ToString()", "short?", typeof(int), typeof(int?), "{0}.Value", "GetInt16") },
+                { (int)OdbcType.Int, new DbToCs("(int?)", "int.Parse({0})", "{0}.ToString()", "int?", typeof(long), typeof(long?), "{0}.Value", "GetInt32") },
+                { (int)OdbcType.BigInt, new DbToCs("(long?)", "long.Parse({0})", "{0}.ToString()", "long?", typeof(long), typeof(long?), "{0}.Value", "GetInt64") },
+                { (int)OdbcType.Real, new DbToCs("(float?)", "float.Parse({0})", "{0}.ToString()", "float?", typeof(float), typeof(float?), "{0}.Value", "GetFloat") },
+                { (int)OdbcType.Double, new DbToCs("(double?)", "double.Parse({0})", "{0}.ToString()", "double?", typeof(double), typeof(double?), "{0}.Value", "GetDouble") },
+                { (int)OdbcType.Numeric, new DbToCs("(decimal?)", "decimal.Parse({0})", "{0}.ToString()", "decimal?", typeof(decimal), typeof(decimal?), "{0}.Value", "GetDecimal") },
+
+                { (int)OdbcType.Char, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
+                { (int)OdbcType.VarChar, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
+                { (int)OdbcType.Text, new DbToCs("", "{0}.Replace(StringifySplit, \"|\")", "{0}.Replace(\"|\", StringifySplit)", "string", typeof(string), typeof(string), "{0}", "GetString") },
+
+                { (int)OdbcType.DateTime, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
+                { (int)OdbcType.Date, new DbToCs("(DateTime?)", "new DateTime(long.Parse({0}))", "{0}.Ticks.ToString()", "DateTime?", typeof(DateTime), typeof(DateTime?), "{0}.Value", "GetDateTime") },
+                { (int)OdbcType.Time, new DbToCs("(TimeSpan?)", "TimeSpan.Parse(double.Parse({0}))", "{0}.Ticks.ToString()", "TimeSpan?", typeof(TimeSpan), typeof(TimeSpan?), "{0}.Value", "GetValue") },
+
+                { (int)OdbcType.Bit, new DbToCs("(bool?)", "{0} == \"1\"", "{0} == true ? \"1\" : \"0\"", "bool?", typeof(bool), typeof(bool?), "{0}.Value", "GetBoolean") },
+                { (int)OdbcType.VarBinary, new DbToCs("(byte[])", "Convert.FromBase64String({0})", "Convert.ToBase64String({0})", "byte[]", typeof(byte[]), typeof(byte[]), "{0}", "GetValue") },
+
+                { (int)OdbcType.UniqueIdentifier, new DbToCs("(Guid?)", "Guid.Parse({0})", "{0}.ToString()", "Guid", typeof(Guid), typeof(Guid?), "{0}", "GetString") },
+            };
+            foreach (var kv in defaultDbToCs)
+                _dicDbToCs.TryAdd(kv.Key, kv.Value);
+        }
+
+        public string GetCsConvert(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csConvert : trydc.csConvert.Replace("?", "")) : null;
+        public string GetCsParse(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csParse : null;
+        public string GetCsStringify(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csStringify : null;
+        public string GetCsType(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? (column.IsNullable ? trydc.csType : trydc.csType.Replace("?", "")) : null;
+        public Type GetCsTypeInfo(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeInfo : null;
+        public string GetCsTypeValue(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.csTypeValue : null;
+        public string GetDataReaderMethod(DbColumnInfo column) => _dicDbToCs.TryGetValue(column.DbType, out var trydc) ? trydc.dataReaderMethod : null;
+
+        public List<string> GetDatabases()
+        {
+            var sql = @" select schema_name from information_schema.schemata where schema_owner<>'SYSTEM'";
+            var ds = _orm.Ado.ExecuteArray(CommandType.Text, sql);
+            return new[] { "PUBLIC" }.Concat(ds.Select(a => a.FirstOrDefault()?.ToString())).ToList();
+        }
+
+        public List<DbTableInfo> GetTablesByDatabase(params string[] database2) => throw new NotImplementedException();
+
+        public List<DbEnumInfo> GetEnumsByDatabase(params string[] database)
+        {
+            return new List<DbEnumInfo>();
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESExpression.cs

@@ -0,0 +1,585 @@
+using FreeSql.Internal;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.Linq;
+using System.Linq.Expressions;
+using System.Text;
+using System.Text.RegularExpressions;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+    class OdbcKingbaseESExpression : CommonExpression
+    {
+
+        public OdbcKingbaseESExpression(CommonUtils common) : base(common) { }
+
+        public override string ExpressionLambdaToSqlOther(Expression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            switch (exp.NodeType)
+            {
+                case ExpressionType.Convert:
+                    var operandExp = (exp as UnaryExpression)?.Operand;
+                    var gentype = exp.Type.NullableTypeOrThis();
+                    if (gentype != operandExp.Type.NullableTypeOrThis())
+                    {
+                        switch (exp.Type.NullableTypeOrThis().ToString())
+                        {
+                            case "System.Boolean": return $"(({getExp(operandExp)})::varchar not in ('0','false','f','no'))";
+                            case "System.Byte": return $"({getExp(operandExp)})::int2";
+                            case "System.Char": return $"substr(({getExp(operandExp)})::char, 1, 1)";
+                            case "System.DateTime": return $"({getExp(operandExp)})::timestamp";
+                            case "System.Decimal": return $"({getExp(operandExp)})::numeric";
+                            case "System.Double": return $"({getExp(operandExp)})::float8";
+                            case "System.Int16": return $"({getExp(operandExp)})::int2";
+                            case "System.Int32": return $"({getExp(operandExp)})::int4";
+                            case "System.Int64": return $"({getExp(operandExp)})::int8";
+                            case "System.SByte": return $"({getExp(operandExp)})::int2";
+                            case "System.Single": return $"({getExp(operandExp)})::float4";
+                            case "System.String": return $"({getExp(operandExp)})::varchar";
+                            case "System.UInt16": return $"({getExp(operandExp)})::int2";
+                            case "System.UInt32": return $"({getExp(operandExp)})::int4";
+                            case "System.UInt64": return $"({getExp(operandExp)})::int8";
+                            case "System.Guid": return $"({getExp(operandExp)})::uuid";
+                        }
+                    }
+                    break;
+                case ExpressionType.ArrayLength:
+                    var arrOperExp = getExp((exp as UnaryExpression).Operand);
+                    if (arrOperExp.StartsWith("(") || arrOperExp.EndsWith(")")) return $"array_length(array[{arrOperExp.TrimStart('(').TrimEnd(')')}],1)";
+                    return $"case when {arrOperExp} is null then 0 else array_length({arrOperExp},1) end";
+                case ExpressionType.Call:
+                    var callExp = exp as MethodCallExpression;
+
+                    switch (callExp.Method.Name)
+                    {
+                        case "Parse":
+                        case "TryParse":
+                            switch (callExp.Method.DeclaringType.NullableTypeOrThis().ToString())
+                            {
+                                case "System.Boolean": return $"(({getExp(callExp.Arguments[0])})::varchar not in ('0','false','f','no'))";
+                                case "System.Byte": return $"({getExp(callExp.Arguments[0])})::int2";
+                                case "System.Char": return $"substr(({getExp(callExp.Arguments[0])})::char, 1, 1)";
+                                case "System.DateTime": return $"({getExp(callExp.Arguments[0])})::timestamp";
+                                case "System.Decimal": return $"({getExp(callExp.Arguments[0])})::numeric";
+                                case "System.Double": return $"({getExp(callExp.Arguments[0])})::float8";
+                                case "System.Int16": return $"({getExp(callExp.Arguments[0])})::int2";
+                                case "System.Int32": return $"({getExp(callExp.Arguments[0])})::int4";
+                                case "System.Int64": return $"({getExp(callExp.Arguments[0])})::int8";
+                                case "System.SByte": return $"({getExp(callExp.Arguments[0])})::int2";
+                                case "System.Single": return $"({getExp(callExp.Arguments[0])})::float4";
+                                case "System.UInt16": return $"({getExp(callExp.Arguments[0])})::int2";
+                                case "System.UInt32": return $"({getExp(callExp.Arguments[0])})::int4";
+                                case "System.UInt64": return $"({getExp(callExp.Arguments[0])})::int8";
+                                case "System.Guid": return $"({getExp(callExp.Arguments[0])})::uuid";
+                            }
+                            break;
+                        case "NewGuid":
+                            return null;
+                        case "Next":
+                            if (callExp.Object?.Type == typeof(Random)) return "(random()*1000000000)::int4";
+                            return null;
+                        case "NextDouble":
+                            if (callExp.Object?.Type == typeof(Random)) return "random()";
+                            return null;
+                        case "Random":
+                            if (callExp.Method.DeclaringType.IsNumberType()) return "random()";
+                            return null;
+                        case "ToString":
+                            if (callExp.Object != null) return callExp.Arguments.Count == 0 ? $"({getExp(callExp.Object)})::varchar" : null;
+                            return null;
+                    }
+
+                    var objExp = callExp.Object;
+                    var objType = objExp?.Type;
+                    if (objType?.FullName == "System.Byte[]") return null;
+
+                    var argIndex = 0;
+                    if (objType == null && callExp.Method.DeclaringType == typeof(Enumerable))
+                    {
+                        objExp = callExp.Arguments.FirstOrDefault();
+                        objType = objExp?.Type;
+                        argIndex++;
+                    }
+                    if (objType == null) objType = callExp.Method.DeclaringType;
+                    if (objType != null || objType.IsArrayOrList())
+                    {
+                        string left = null;
+                        if (objType.FullName == typeof(Dictionary<string, string>).FullName)
+                        {
+                            left = objExp == null ? null : getExp(objExp);
+                            switch (callExp.Method.Name)
+                            {
+                                case "Contains":
+                                    var right = getExp(callExp.Arguments[argIndex]);
+                                    return $"({left} @> ({right}))";
+                                case "ContainsKey": return $"({left} ? {getExp(callExp.Arguments[argIndex])})";
+                                case "Concat": return $"({left} || {getExp(callExp.Arguments[argIndex])})";
+                                case "GetLength":
+                                case "GetLongLength":
+                                case "Count": return $"case when {left} is null then 0 else array_length(akeys({left}),1) end";
+                                case "Keys": return $"akeys({left})";
+                                case "Values": return $"avals({left})";
+                            }
+                        }
+                        switch (callExp.Method.Name)
+                        {
+                            case "Any":
+                                left = objExp == null ? null : getExp(objExp);
+                                if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
+                                return $"(case when {left} is null then 0 else array_length({left},1) end > 0)";
+                            case "Contains":
+                                tsc.SetMapColumnTmp(null);
+                                var args1 = getExp(callExp.Arguments[argIndex]);
+                                var oldMapType = tsc.SetMapTypeReturnOld(tsc.mapTypeTmp);
+                                var oldDbParams = tsc.SetDbParamsReturnOld(null);
+                                left = objExp == null ? null : getExp(objExp);
+                                tsc.SetMapColumnTmp(null).SetMapTypeReturnOld(oldMapType);
+                                tsc.SetDbParamsReturnOld(oldDbParams);
+                                //判断 in 或 array @> array
+                                if (left.StartsWith("array[") || left.EndsWith("]"))
+                                    return $"({args1}) in ({left.Substring(6, left.Length - 7)})";
+                                if (left.StartsWith("(") || left.EndsWith(")")) //在各大 Provider AdoProvider 中已约定，500元素分割, 3空格\r\n4空格
+                                    return $"(({args1}) in {left.Replace(",   \r\n    \r\n", $") \r\n OR ({args1}) in (")})";
+                                if (args1.StartsWith("(") || args1.EndsWith(")")) args1 = $"array[{args1.TrimStart('(').TrimEnd(')')}]";
+                                args1 = $"array[{args1}]";
+                                if (objExp != null)
+                                {
+                                    var dbinfo = _common._orm.CodeFirst.GetDbInfo(objExp.Type);
+                                    if (dbinfo != null) args1 = $"{args1}::{dbinfo.dbtype}";
+                                }
+                                return $"({left} @> {args1})";
+                            case "Concat":
+                                left = objExp == null ? null : getExp(objExp);
+                                if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
+                                var right2 = getExp(callExp.Arguments[argIndex]);
+                                if (right2.StartsWith("(") || right2.EndsWith(")")) right2 = $"array[{right2.TrimStart('(').TrimEnd(')')}]";
+                                return $"({left} || {right2})";
+                            case "GetLength":
+                            case "GetLongLength":
+                            case "Length":
+                            case "Count":
+                                left = objExp == null ? null : getExp(objExp);
+                                if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
+                                return $"case when {left} is null then 0 else array_length({left},1) end";
+                        }
+                    }
+                    break;
+                case ExpressionType.MemberAccess:
+                    var memExp = exp as MemberExpression;
+                    var memParentExp = memExp.Expression?.Type;
+                    if (memParentExp?.FullName == "System.Byte[]") return null;
+                    if (memParentExp != null)
+                    {
+                        if (memParentExp.IsArray == true)
+                        {
+                            var left = getExp(memExp.Expression);
+                            if (left.StartsWith("(") || left.EndsWith(")")) left = $"array[{left.TrimStart('(').TrimEnd(')')}]";
+                            switch (memExp.Member.Name)
+                            {
+                                case "Length":
+                                case "Count": return $"case when {left} is null then 0 else array_length({left},1) end";
+                            }
+                        }
+                    }
+                    break;
+                case ExpressionType.NewArrayInit:
+                    var arrExp = exp as NewArrayExpression;
+                    var arrSb = new StringBuilder();
+                    arrSb.Append("array[");
+                    for (var a = 0; a < arrExp.Expressions.Count; a++)
+                    {
+                        if (a > 0) arrSb.Append(",");
+                        arrSb.Append(getExp(arrExp.Expressions[a]));
+                    }
+                    if (arrSb.Length == 1) arrSb.Append("NULL");
+                    return arrSb.Append("]").ToString();
+                case ExpressionType.ListInit:
+                    var listExp = exp as ListInitExpression;
+                    var listSb = new StringBuilder();
+                    listSb.Append("(");
+                    for (var a = 0; a < listExp.Initializers.Count; a++)
+                    {
+                        if (listExp.Initializers[a].Arguments.Any() == false) continue;
+                        if (a > 0) listSb.Append(",");
+                        listSb.Append(getExp(listExp.Initializers[a].Arguments.FirstOrDefault()));
+                    }
+                    if (listSb.Length == 1) listSb.Append("NULL");
+                    return listSb.Append(")").ToString();
+                case ExpressionType.New:
+                    var newExp = exp as NewExpression;
+                    if (typeof(IList).IsAssignableFrom(newExp.Type))
+                    {
+                        if (newExp.Arguments.Count == 0) return "(NULL)";
+                        if (typeof(IEnumerable).IsAssignableFrom(newExp.Arguments[0].Type) == false) return "(NULL)";
+                        return getExp(newExp.Arguments[0]);
+                    }
+                    return null;
+            }
+            return null;
+        }
+
+        public override string ExpressionLambdaToSqlMemberAccessString(MemberExpression exp, ExpTSC tsc)
+        {
+            if (exp.Expression == null)
+            {
+                switch (exp.Member.Name)
+                {
+                    case "Empty": return "''";
+                }
+                return null;
+            }
+            var left = ExpressionLambdaToSql(exp.Expression, tsc);
+            switch (exp.Member.Name)
+            {
+                case "Length": return $"char_length({left})";
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlMemberAccessDateTime(MemberExpression exp, ExpTSC tsc)
+        {
+            if (exp.Expression == null)
+            {
+                switch (exp.Member.Name)
+                {
+                    case "Now": return _common.Now;
+                    case "UtcNow": return _common.NowUtc;
+                    case "Today": return "current_date";
+                    case "MinValue": return "'0001/1/1 0:00:00'::timestamp";
+                    case "MaxValue": return "'9999/12/31 23:59:59'::timestamp";
+                }
+                return null;
+            }
+            var left = ExpressionLambdaToSql(exp.Expression, tsc);
+            switch (exp.Member.Name)
+            {
+                case "Date": return $"({left})::date";
+                case "TimeOfDay": return $"(extract(epoch from ({left})::time)*1000000)";
+                case "DayOfWeek": return $"extract(dow from ({left})::timestamp)";
+                case "Day": return $"extract(day from ({left})::timestamp)";
+                case "DayOfYear": return $"extract(doy from ({left})::timestamp)";
+                case "Month": return $"extract(month from ({left})::timestamp)";
+                case "Year": return $"extract(year from ({left})::timestamp)";
+                case "Hour": return $"extract(hour from ({left})::timestamp)";
+                case "Minute": return $"extract(minute from ({left})::timestamp)";
+                case "Second": return $"extract(second from ({left})::timestamp)";
+                case "Millisecond": return $"(extract(milliseconds from ({left})::timestamp)-extract(second from ({left})::timestamp)*1000)";
+                case "Ticks": return $"(extract(epoch from ({left})::timestamp)*10000000+621355968000000000)";
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlMemberAccessTimeSpan(MemberExpression exp, ExpTSC tsc)
+        {
+            if (exp.Expression == null)
+            {
+                switch (exp.Member.Name)
+                {
+                    case "Zero": return "0";
+                    case "MinValue": return "-922337203685477580"; //微秒 Ticks / 10
+                    case "MaxValue": return "922337203685477580";
+                }
+                return null;
+            }
+            var left = ExpressionLambdaToSql(exp.Expression, tsc);
+            switch (exp.Member.Name)
+            {
+                case "Days": return $"floor(({left})/{(long)1000000 * 60 * 60 * 24})";
+                case "Hours": return $"floor(({left})/{(long)1000000 * 60 * 60}%24)";
+                case "Milliseconds": return $"(floor(({left})/1000)::int8%1000)";
+                case "Minutes": return $"(floor(({left})/{(long)1000000 * 60})::int8%60)";
+                case "Seconds": return $"(floor(({left})/1000000)::int8%60)";
+                case "Ticks": return $"(({left})*10)";
+                case "TotalDays": return $"(({left})/{(long)1000000 * 60 * 60 * 24})";
+                case "TotalHours": return $"(({left})/{(long)1000000 * 60 * 60})";
+                case "TotalMilliseconds": return $"(({left})/1000)";
+                case "TotalMinutes": return $"(({left})/{(long)1000000 * 60})";
+                case "TotalSeconds": return $"(({left})/1000000)";
+            }
+            return null;
+        }
+
+        public override string ExpressionLambdaToSqlCallString(MethodCallExpression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            if (exp.Object == null)
+            {
+                switch (exp.Method.Name)
+                {
+                    case "IsNullOrEmpty":
+                        var arg1 = getExp(exp.Arguments[0]);
+                        return $"({arg1} is null or {arg1} = '')";
+                    case "IsNullOrWhiteSpace":
+                        var arg2 = getExp(exp.Arguments[0]);
+                        return $"({arg2} is null or {arg2} = '' or ltrim({arg2}) = '')";
+                    case "Concat":
+                        return _common.StringConcat(exp.Arguments.Select(a => getExp(a)).ToArray(), null);
+                }
+            }
+            else
+            {
+                var left = getExp(exp.Object);
+                switch (exp.Method.Name)
+                {
+                    case "StartsWith":
+                    case "EndsWith":
+                    case "Contains":
+                        var args0Value = getExp(exp.Arguments[0]);
+                        if (args0Value == "NULL") return $"({left}) IS NULL";
+                        var likeOpt = "LIKE";
+                        if (exp.Arguments.Count > 1)
+                        {
+                            if (exp.Arguments[1].Type == typeof(bool) ||
+                                exp.Arguments[1].Type == typeof(StringComparison) && getExp(exp.Arguments[0]).Contains("IgnoreCase")) likeOpt = "ILIKE";
+                        }
+                        if (exp.Method.Name == "StartsWith") return $"({left}) {likeOpt} {(args0Value.EndsWith("'") ? args0Value.Insert(args0Value.Length - 1, "%") : $"(({args0Value})::varchar || '%')")}";
+                        if (exp.Method.Name == "EndsWith") return $"({left}) {likeOpt} {(args0Value.StartsWith("'") ? args0Value.Insert(1, "%") : $"('%' || ({args0Value})::varchar)")}";
+                        if (args0Value.StartsWith("'") && args0Value.EndsWith("'")) return $"({left}) {likeOpt} {args0Value.Insert(1, "%").Insert(args0Value.Length, "%")}";
+                        return $"({left}) {likeOpt} ('%' || ({args0Value})::varchar || '%')";
+                    case "ToLower": return $"lower({left})";
+                    case "ToUpper": return $"upper({left})";
+                    case "Substring":
+                        var substrArgs1 = getExp(exp.Arguments[0]);
+                        if (long.TryParse(substrArgs1, out var testtrylng1)) substrArgs1 = (testtrylng1 + 1).ToString();
+                        else substrArgs1 += "+1";
+                        if (exp.Arguments.Count == 1) return $"substr({left}, {substrArgs1})";
+                        return $"substr({left}, {substrArgs1}, {getExp(exp.Arguments[1])})";
+                    case "IndexOf": return $"(strpos({left}, {getExp(exp.Arguments[0])})-1)";
+                    case "PadLeft":
+                        if (exp.Arguments.Count == 1) return $"lpad({left}, {getExp(exp.Arguments[0])})";
+                        return $"lpad({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                    case "PadRight":
+                        if (exp.Arguments.Count == 1) return $"rpad({left}, {getExp(exp.Arguments[0])})";
+                        return $"rpad({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                    case "Trim":
+                    case "TrimStart":
+                    case "TrimEnd":
+                        if (exp.Arguments.Count == 0)
+                        {
+                            if (exp.Method.Name == "Trim") return $"trim({left})";
+                            if (exp.Method.Name == "TrimStart") return $"ltrim({left})";
+                            if (exp.Method.Name == "TrimEnd") return $"rtrim({left})";
+                        }
+                        foreach (var argsTrim02 in exp.Arguments)
+                        {
+                            var argsTrim01s = new[] { argsTrim02 };
+                            if (argsTrim02.NodeType == ExpressionType.NewArrayInit)
+                            {
+                                var arritem = argsTrim02 as NewArrayExpression;
+                                argsTrim01s = arritem.Expressions.ToArray();
+                            }
+                            foreach (var argsTrim01 in argsTrim01s)
+                            {
+                                if (exp.Method.Name == "Trim") left = $"trim(both {getExp(argsTrim01)} from {left})";
+                                if (exp.Method.Name == "TrimStart") left = $"ltrim({left},{getExp(argsTrim01)})";
+                                if (exp.Method.Name == "TrimEnd") left = $"rtrim({left},{getExp(argsTrim01)})";
+                            }
+                        }
+                        return left;
+                    case "Replace": return $"replace({left}, {getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                    case "CompareTo": return $"case when {left} = {getExp(exp.Arguments[0])} then 0 when {left} > {getExp(exp.Arguments[0])} then 1 else -1 end";
+                    case "Equals": return $"({left} = ({getExp(exp.Arguments[0])})::varchar)";
+                }
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlCallMath(MethodCallExpression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            switch (exp.Method.Name)
+            {
+                case "Abs": return $"abs({getExp(exp.Arguments[0])})";
+                case "Sign": return $"sign({getExp(exp.Arguments[0])})";
+                case "Floor": return $"floor({getExp(exp.Arguments[0])})";
+                case "Ceiling": return $"ceiling({getExp(exp.Arguments[0])})";
+                case "Round":
+                    if (exp.Arguments.Count > 1 && exp.Arguments[1].Type.FullName == "System.Int32") return $"round({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                    return $"round({getExp(exp.Arguments[0])})";
+                case "Exp": return $"exp({getExp(exp.Arguments[0])})";
+                case "Log":
+                    if (exp.Arguments.Count > 1) return $"log({getExp(exp.Arguments[1])},{getExp(exp.Arguments[0])})";
+                    return $"log(2.7182818284590451,{getExp(exp.Arguments[0])})";
+                case "Log10": return $"log({getExp(exp.Arguments[0])})";
+                case "Pow": return $"pow({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                case "Sqrt": return $"sqrt({getExp(exp.Arguments[0])})";
+                case "Cos": return $"cos({getExp(exp.Arguments[0])})";
+                case "Sin": return $"sin({getExp(exp.Arguments[0])})";
+                case "Tan": return $"tan({getExp(exp.Arguments[0])})";
+                case "Acos": return $"acos({getExp(exp.Arguments[0])})";
+                case "Asin": return $"asin({getExp(exp.Arguments[0])})";
+                case "Atan": return $"atan({getExp(exp.Arguments[0])})";
+                case "Atan2": return $"atan2({getExp(exp.Arguments[0])}, {getExp(exp.Arguments[1])})";
+                case "Truncate": return $"trunc({getExp(exp.Arguments[0])}, 0)";
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlCallDateTime(MethodCallExpression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            if (exp.Object == null)
+            {
+                switch (exp.Method.Name)
+                {
+                    case "Compare": return $"extract(epoch from ({getExp(exp.Arguments[0])})::timestamp-({getExp(exp.Arguments[1])})::timestamp)";
+                    case "DaysInMonth": return $"extract(day from ({getExp(exp.Arguments[0])} || '-' || {getExp(exp.Arguments[1])} || '-01')::timestamp+'1 month'::interval-'1 day'::interval)";
+                    case "Equals": return $"(({getExp(exp.Arguments[0])})::timestamp = ({getExp(exp.Arguments[1])})::timestamp)";
+
+                    case "IsLeapYear":
+                        var isLeapYearArgs1 = getExp(exp.Arguments[0]);
+                        return $"(({isLeapYearArgs1})::int8%4=0 AND ({isLeapYearArgs1})::int8%100<>0 OR ({isLeapYearArgs1})::int8%400=0)";
+
+                    case "Parse": return $"({getExp(exp.Arguments[0])})::timestamp";
+                    case "ParseExact":
+                    case "TryParse":
+                    case "TryParseExact": return $"({getExp(exp.Arguments[0])})::timestamp";
+                }
+            }
+            else
+            {
+                var left = getExp(exp.Object);
+                var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
+                switch (exp.Method.Name)
+                {
+                    case "Add": return $"(({left})::timestamp+((({args1})/1000)||' milliseconds')::interval)";
+                    case "AddDays": return $"(({left})::timestamp+(({args1})||' day')::interval)";
+                    case "AddHours": return $"(({left})::timestamp+(({args1})||' hour')::interval)";
+                    case "AddMilliseconds": return $"(({left})::timestamp+(({args1})||' milliseconds')::interval)";
+                    case "AddMinutes": return $"(({left})::timestamp+(({args1})||' minute')::interval)";
+                    case "AddMonths": return $"(({left})::timestamp+(({args1})||' month')::interval)";
+                    case "AddSeconds": return $"(({left})::timestamp+(({args1})||' second')::interval)";
+                    case "AddTicks": return $"(({left})::timestamp+(({args1})/10||' microseconds')::interval)";
+                    case "AddYears": return $"(({left})::timestamp+(({args1})||' year')::interval)";
+                    case "Subtract":
+                        switch ((exp.Arguments[0].Type.IsNullableType() ? exp.Arguments[0].Type.GetGenericArguments().FirstOrDefault() : exp.Arguments[0].Type).FullName)
+                        {
+                            case "System.DateTime": return $"(extract(epoch from ({left})::timestamp-({args1})::timestamp)*1000000)";
+                            case "System.TimeSpan": return $"(({left})::timestamp-((({args1})/1000)||' milliseconds')::interval)";
+                        }
+                        break;
+                    case "Equals": return $"({left} = ({args1})::timestamp)";
+                    case "CompareTo": return $"extract(epoch from ({left})::timestamp-({args1})::timestamp)";
+                    case "ToString":
+                        if (left.EndsWith("::timestamp") == false) left = $"({left})::timestamp";
+                        if (exp.Arguments.Count == 0) return $"to_char({left},'YYYY-MM-DD HH24:MI:SS.US')";
+                        switch (args1)
+                        {
+                            case "'yyyy-MM-dd HH:mm:ss'": return $"to_char({left},'YYYY-MM-DD HH24:MI:SS')";
+                            case "'yyyy-MM-dd HH:mm'": return $"to_char({left},'YYYY-MM-DD HH24:MI')";
+                            case "'yyyy-MM-dd HH'": return $"to_char({left},'YYYY-MM-DD HH24')";
+                            case "'yyyy-MM-dd'": return $"to_char({left},'YYYY-MM-DD')";
+                            case "'yyyy-MM'": return $"to_char({left},'YYYY-MM')";
+                            case "'yyyyMMddHHmmss'": return $"to_char({left},'YYYYMMDDHH24MISS')";
+                            case "'yyyyMMddHHmm'": return $"to_char({left},'YYYYMMDDHH24MI')";
+                            case "'yyyyMMddHH'": return $"to_char({left},'YYYYMMDDHH24')";
+                            case "'yyyyMMdd'": return $"to_char({left},'YYYYMMDD')";
+                            case "'yyyyMM'": return $"to_char({left},'YYYYMM')";
+                            case "'yyyy'": return $"to_char({left},'YYYY')";
+                            case "'HH:mm:ss'": return $"to_char({left},'HH24:MI:SS')";
+                        }
+                        args1 = Regex.Replace(args1, "(yyyy|yy|MM|dd|HH|hh|mm|ss|tt)", m =>
+                        {
+                            switch (m.Groups[1].Value)
+                            {
+                                case "yyyy": return $"YYYY";
+                                case "yy": return $"YY";
+                                case "MM": return $"%_a1";
+                                case "dd": return $"%_a2";
+                                case "HH": return $"%_a3";
+                                case "hh": return $"%_a4";
+                                case "mm": return $"%_a5";
+                                case "ss": return $"SS";
+                                case "tt": return $"%_a6";
+                            }
+                            return m.Groups[0].Value;
+                        });
+                        var argsFinds = new[] { "YYYY", "YY", "%_a1", "%_a2", "%_a3", "%_a4", "%_a5", "SS", "%_a6" };
+                        var argsSpts = Regex.Split(args1, "(M|d|H|h|m|s|t)");
+                        for (var a = 0; a < argsSpts.Length; a++)
+                        {
+                            switch (argsSpts[a])
+                            {
+                                case "M": argsSpts[a] = $"ltrim(to_char({left},'MM'),'0')"; break;
+                                case "d": argsSpts[a] = $"case when substr(to_char({left},'DD'),1,1) = '0' then substr(to_char({left},'DD'),2,1) else to_char({left},'DD') end"; break;
+                                case "H": argsSpts[a] = $"case when substr(to_char({left},'HH24'),1,1) = '0' then substr(to_char({left},'HH24'),2,1) else to_char({left},'HH24') end"; break;
+                                case "h": argsSpts[a] = $"case when substr(to_char({left},'HH12'),1,1) = '0' then substr(to_char({left},'HH12'),2,1) else to_char({left},'HH12') end"; break;
+                                case "m": argsSpts[a] = $"case when substr(to_char({left},'MI'),1,1) = '0' then substr(to_char({left},'MI'),2,1) else to_char({left},'MI') end"; break;
+                                case "s": argsSpts[a] = $"case when substr(to_char({left},'SS'),1,1) = '0' then substr(to_char({left},'SS'),2,1) else to_char({left},'SS') end"; break;
+                                case "t": argsSpts[a] = $"rtrim(to_char({left},'AM'),'M')"; break;
+                                default:
+                                    var argsSptsA = argsSpts[a];
+                                    if (argsSptsA.StartsWith("'")) argsSptsA = argsSptsA.Substring(1);
+                                    if (argsSptsA.EndsWith("'")) argsSptsA = argsSptsA.Remove(argsSptsA.Length - 1);
+                                    argsSpts[a] = argsFinds.Any(m => argsSptsA.Contains(m)) ? $"to_char({left},'{argsSptsA}')" : $"'{argsSptsA}'";
+                                    break;
+                            }
+                        }
+                        if (argsSpts.Length > 0) args1 = $"({string.Join(" || ", argsSpts.Where(a => a != "''"))})";
+                        return args1.Replace("%_a1", "MM").Replace("%_a2", "DD").Replace("%_a3", "HH24").Replace("%_a4", "HH12").Replace("%_a5", "MI").Replace("%_a6", "AM");
+                }
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlCallTimeSpan(MethodCallExpression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            if (exp.Object == null)
+            {
+                switch (exp.Method.Name)
+                {
+                    case "Compare": return $"({getExp(exp.Arguments[0])}-({getExp(exp.Arguments[1])}))";
+                    case "Equals": return $"({getExp(exp.Arguments[0])} = {getExp(exp.Arguments[1])})";
+                    case "FromDays": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60 * 60 * 24})";
+                    case "FromHours": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60 * 60})";
+                    case "FromMilliseconds": return $"(({getExp(exp.Arguments[0])})*1000)";
+                    case "FromMinutes": return $"(({getExp(exp.Arguments[0])})*{(long)1000000 * 60})";
+                    case "FromSeconds": return $"(({getExp(exp.Arguments[0])})*1000000)";
+                    case "FromTicks": return $"(({getExp(exp.Arguments[0])})/10)";
+                    case "Parse": return $"({getExp(exp.Arguments[0])})::int8";
+                    case "ParseExact":
+                    case "TryParse":
+                    case "TryParseExact": return $"({getExp(exp.Arguments[0])})::int8";
+                }
+            }
+            else
+            {
+                var left = getExp(exp.Object);
+                var args1 = exp.Arguments.Count == 0 ? null : getExp(exp.Arguments[0]);
+                switch (exp.Method.Name)
+                {
+                    case "Add": return $"({left}+{args1})";
+                    case "Subtract": return $"({left}-({args1}))";
+                    case "Equals": return $"({left} = {args1})";
+                    case "CompareTo": return $"({left}-({args1}))";
+                    case "ToString": return $"({left})::varchar";
+                }
+            }
+            return null;
+        }
+        public override string ExpressionLambdaToSqlCallConvert(MethodCallExpression exp, ExpTSC tsc)
+        {
+            Func<Expression, string> getExp = exparg => ExpressionLambdaToSql(exparg, tsc);
+            if (exp.Object == null)
+            {
+                switch (exp.Method.Name)
+                {
+                    case "ToBoolean": return $"(({getExp(exp.Arguments[0])})::varchar not in ('0','false','f','no'))";
+                    case "ToByte": return $"({getExp(exp.Arguments[0])})::int2";
+                    case "ToChar": return $"substr(({getExp(exp.Arguments[0])})::char, 1, 1)";
+                    case "ToDateTime": return $"({getExp(exp.Arguments[0])})::timestamp";
+                    case "ToDecimal": return $"({getExp(exp.Arguments[0])})::numeric";
+                    case "ToDouble": return $"({getExp(exp.Arguments[0])})::float8";
+                    case "ToInt16": return $"({getExp(exp.Arguments[0])})::int2";
+                    case "ToInt32": return $"({getExp(exp.Arguments[0])})::int4";
+                    case "ToInt64": return $"({getExp(exp.Arguments[0])})::int8";
+                    case "ToSByte": return $"({getExp(exp.Arguments[0])})::int2";
+                    case "ToSingle": return $"({getExp(exp.Arguments[0])})::float4";
+                    case "ToString": return $"({getExp(exp.Arguments[0])})::varchar";
+                    case "ToUInt16": return $"({getExp(exp.Arguments[0])})::int2";
+                    case "ToUInt32": return $"({getExp(exp.Arguments[0])})::int4";
+                    case "ToUInt64": return $"({getExp(exp.Arguments[0])})::int8";
+                }
+            }
+            return null;
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESProvider.cs

@@ -0,0 +1,60 @@
+using FreeSql.Internal;
+using FreeSql.Internal.CommonProvider;
+using System;
+using System.Collections.Generic;
+using System.Data;
+using System.Data.Common;
+using System.Threading;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    public class OdbcKingbaseESProvider<TMark> : IFreeSql<TMark>
+    {
+
+        public ISelect<T1> Select<T1>() where T1 : class => new OdbcKingbaseESSelect<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, null);
+        public ISelect<T1> Select<T1>(object dywhere) where T1 : class => new OdbcKingbaseESSelect<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
+        public IInsert<T1> Insert<T1>() where T1 : class => new OdbcKingbaseESInsert<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression);
+        public IInsert<T1> Insert<T1>(T1 source) where T1 : class => this.Insert<T1>().AppendData(source);
+        public IInsert<T1> Insert<T1>(T1[] source) where T1 : class => this.Insert<T1>().AppendData(source);
+        public IInsert<T1> Insert<T1>(List<T1> source) where T1 : class => this.Insert<T1>().AppendData(source);
+        public IInsert<T1> Insert<T1>(IEnumerable<T1> source) where T1 : class => this.Insert<T1>().AppendData(source);
+        public IUpdate<T1> Update<T1>() where T1 : class => new OdbcKingbaseESUpdate<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, null);
+        public IUpdate<T1> Update<T1>(object dywhere) where T1 : class => new OdbcKingbaseESUpdate<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
+        public IDelete<T1> Delete<T1>() where T1 : class => new OdbcKingbaseESDelete<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, null);
+        public IDelete<T1> Delete<T1>(object dywhere) where T1 : class => new OdbcKingbaseESDelete<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression, dywhere);
+        public IInsertOrUpdate<T1> InsertOrUpdate<T1>() where T1 : class => new OdbcKingbaseESInsertOrUpdate<T1>(this, this.InternalCommonUtils, this.InternalCommonExpression);
+
+        public IAdo Ado { get; }
+        public IAop Aop { get; }
+        public ICodeFirst CodeFirst { get; }
+        public IDbFirst DbFirst { get; }
+        public OdbcKingbaseESProvider(string masterConnectionString, string[] slaveConnectionString, Func<DbConnection> connectionFactory = null)
+        {
+            this.InternalCommonUtils = new OdbcKingbaseESUtils(this);
+            this.InternalCommonExpression = new OdbcKingbaseESExpression(this.InternalCommonUtils);
+
+            this.Ado = new OdbcKingbaseESAdo(this.InternalCommonUtils, masterConnectionString, slaveConnectionString, connectionFactory);
+            this.Aop = new AopProvider();
+
+            this.DbFirst = new OdbcKingbaseESDbFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
+            this.CodeFirst = new OdbcKingbaseESCodeFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
+        }
+
+        internal CommonUtils InternalCommonUtils { get; }
+        internal CommonExpression InternalCommonExpression { get; }
+
+        public void Transaction(Action handler) => Ado.Transaction(handler);
+        public void Transaction(IsolationLevel isolationLevel, Action handler) => Ado.Transaction(isolationLevel, handler);
+
+        public GlobalFilter GlobalFilter { get; } = new GlobalFilter();
+
+        ~OdbcKingbaseESProvider() => this.Dispose();
+        int _disposeCounter;
+        public void Dispose()
+        {
+            if (Interlocked.Increment(ref _disposeCounter) != 1) return;
+            (this.Ado as AdoProvider)?.Dispose();
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/KingbaseES/OdbcKingbaseESUtils.cs

@@ -0,0 +1,161 @@
+using FreeSql.Internal;
+using FreeSql.Internal.Model;
+using System;
+using System.Collections.Generic;
+using System.Data.Common;
+using System.Data.Odbc;
+using System.Globalization;
+using System.Linq;
+using System.Text;
+
+namespace FreeSql.Odbc.KingbaseES
+{
+
+    class OdbcKingbaseESUtils : CommonUtils
+    {
+        public OdbcKingbaseESUtils(IFreeSql orm) : base(orm)
+        {
+        }
+
+        static Array getParamterArrayValue(Type arrayType, object value, object defaultValue)
+        {
+            var valueArr = value as Array;
+            var len = valueArr.GetLength(0);
+            var ret = Array.CreateInstance(arrayType, len);
+            for (var a = 0; a < len; a++)
+            {
+                var item = valueArr.GetValue(a);
+                ret.SetValue(item == null ? defaultValue : getParamterValue(item.GetType(), item, 1), a);
+            }
+            return ret;
+        }
+        static Dictionary<string, Func<object, object>> dicGetParamterValue = new Dictionary<string, Func<object, object>> {
+            { typeof(uint).FullName, a => long.Parse(string.Concat(a)) }, { typeof(uint[]).FullName, a => getParamterArrayValue(typeof(long), a, 0) }, { typeof(uint?[]).FullName, a => getParamterArrayValue(typeof(long?), a, null) },
+            { typeof(ulong).FullName, a => decimal.Parse(string.Concat(a)) }, { typeof(ulong[]).FullName, a => getParamterArrayValue(typeof(decimal), a, 0) }, { typeof(ulong?[]).FullName, a => getParamterArrayValue(typeof(decimal?), a, null) },
+            { typeof(ushort).FullName, a => int.Parse(string.Concat(a)) }, { typeof(ushort[]).FullName, a => getParamterArrayValue(typeof(int), a, 0) }, { typeof(ushort?[]).FullName, a => getParamterArrayValue(typeof(int?), a, null) },
+            { typeof(byte).FullName, a => short.Parse(string.Concat(a)) }, { typeof(byte[]).FullName, a => getParamterArrayValue(typeof(short), a, 0) }, { typeof(byte?[]).FullName, a => getParamterArrayValue(typeof(short?), a, null) },
+            { typeof(sbyte).FullName, a => short.Parse(string.Concat(a)) }, { typeof(sbyte[]).FullName, a => getParamterArrayValue(typeof(short), a, 0) }, { typeof(sbyte?[]).FullName, a => getParamterArrayValue(typeof(short?), a, null) },
+        };
+        static object getParamterValue(Type type, object value, int level = 0)
+        {
+            if (type.FullName == "System.Byte[]") return value;
+            if (type.IsArray && level == 0)
+            {
+                var elementType = type.GetElementType();
+                Type enumType = null;
+                if (elementType.IsEnum) enumType = elementType;
+                else if (elementType.IsNullableType())
+                {
+                    var genericTypesFirst = elementType.GetGenericArguments().First();
+                    if (genericTypesFirst.IsEnum) enumType = genericTypesFirst;
+                }
+                if (enumType != null) return enumType.GetCustomAttributes(typeof(FlagsAttribute), false).Any() ?
+                    getParamterArrayValue(typeof(long), value, elementType.IsEnum ? null : enumType.CreateInstanceGetDefaultValue()) :
+                    getParamterArrayValue(typeof(int), value, elementType.IsEnum ? null : enumType.CreateInstanceGetDefaultValue());
+                return dicGetParamterValue.TryGetValue(type.FullName, out var trydicarr) ? trydicarr(value) : value;
+            }
+            if (type.IsNullableType()) type = type.GetGenericArguments().First();
+            if (type.IsEnum) return (int)value;
+            if (dicGetParamterValue.TryGetValue(type.FullName, out var trydic)) return trydic(value);
+            return value;
+        }
+
+        public override DbParameter AppendParamter(List<DbParameter> _params, string parameterName, ColumnInfo col, Type type, object value)
+        {
+            if (string.IsNullOrEmpty(parameterName)) parameterName = $"p_{_params?.Count}";
+            if (value != null) value = getParamterValue(type, value);
+            var ret = new OdbcParameter { ParameterName = QuoteParamterName(parameterName), Value = value };
+            //if (value.GetType().IsEnum || value.GetType().GenericTypeArguments.FirstOrDefault()?.IsEnum == true) {
+            //	ret.DataTypeName = "";
+            //} else {
+            var tp = _orm.CodeFirst.GetDbInfo(type)?.type;
+            if (tp != null) ret.OdbcType = (OdbcType)tp.Value;
+            //}
+            _params?.Add(ret);
+            return ret;
+        }
+
+        public override DbParameter[] GetDbParamtersByObject(string sql, object obj) =>
+            Utils.GetDbParamtersByObject<OdbcParameter>(sql, obj, null, (name, type, value) =>
+            {
+                if (value != null) value = getParamterValue(type, value);
+                var ret = new OdbcParameter { ParameterName = $"@{name.ToUpper()}", Value = value };
+                //if (value.GetType().IsEnum || value.GetType().GenericTypeArguments.FirstOrDefault()?.IsEnum == true) {
+                //	ret.DataTypeName = "";
+                //} else {
+                var tp = _orm.CodeFirst.GetDbInfo(type)?.type;
+                if (tp != null) ret.OdbcType = (OdbcType)tp.Value;
+                //}
+                return ret;
+            });
+
+        public override string FormatSql(string sql, params object[] args) => sql?.FormatOdbcKingbaseES(args);
+        public override string QuoteSqlName(params string[] name)
+        {
+            if (name.Length == 1)
+            {
+                var nametrim = name[0].Trim();
+                if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
+                    return nametrim; //原生SQL
+                if (nametrim.StartsWith("\"") && nametrim.EndsWith("\""))
+                    return nametrim;
+                return $"\"{nametrim.Replace(".", "\".\"")}\"";
+            }
+            return $"\"{string.Join("\".\"", name)}\"";
+        }
+        public override string TrimQuoteSqlName(string name)
+        {
+            var nametrim = name.Trim();
+            if (nametrim.StartsWith("(") && nametrim.EndsWith(")"))
+                return nametrim; //原生SQL
+            return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
+        }
+        public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
+        public override string QuoteParamterName(string name) => $"@{name.ToUpper()}";
+        public override string IsNull(string sql, object value) => $"coalesce({sql}, {value})";
+        public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
+        public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";
+        public override string Div(string left, string right, Type leftType, Type rightType) => $"{left} / {right}";
+        public override string Now => "current_timestamp";
+        public override string NowUtc => "(current_timestamp at time zone 'UTC')";
+
+        public override string QuoteWriteParamter(Type type, string paramterName) => paramterName;
+        public override string QuoteReadColumn(Type type, Type mapType, string columnName) => columnName;
+
+        public override string GetNoneParamaterSqlValue(List<DbParameter> specialParams, Type type, object value)
+        {
+            if (value == null) return "NULL";
+            if (type.IsNumberType()) return string.Format(CultureInfo.InvariantCulture, "{0}", value);
+            value = getParamterValue(type, value);
+            var type2 = value.GetType();
+            if (type2 == typeof(byte[])) return $"'\\x{CommonUtils.BytesSqlRaw(value as byte[])}'";
+            if (type2 == typeof(TimeSpan) || type2 == typeof(TimeSpan?))
+            {
+                var ts = (TimeSpan)value;
+                return $"'{Math.Min(24, (int)Math.Floor(ts.TotalHours))}:{ts.Minutes}:{ts.Seconds}'";
+            }
+            else if (value is Array)
+            {
+                var valueArr = value as Array;
+                var eleType = type2.GetElementType();
+                var len = valueArr.GetLength(0);
+                var sb = new StringBuilder().Append("ARRAY[");
+                for (var a = 0; a < len; a++)
+                {
+                    var item = valueArr.GetValue(a);
+                    if (a > 0) sb.Append(",");
+                    sb.Append(GetNoneParamaterSqlValue(specialParams, eleType, item));
+                }
+                sb.Append("]");
+                var dbinfo = _orm.CodeFirst.GetDbInfo(type);
+                if (dbinfo != null) sb.Append("::").Append(dbinfo.dbtype);
+                return sb.ToString();
+            }
+            else if (dicGetParamterValue.ContainsKey(type2.FullName))
+            {
+                value = string.Concat(value);
+            }
+            return FormatSql("{0}", value, 1);
+        }
+    }
+}

Providers/FreeSql.Provider.Odbc/MySql/OdbcMySqlUtils.cs

@@ -58,7 +58,7 @@ namespace FreeSql.Odbc.MySql
             return $"{nametrim.Trim('`').Replace("`.`", ".").Replace(".`", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '`', '`', 2);
-        public override string QuoteParamterName(string name) => $"?{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"?{name}";
         public override string IsNull(string sql, object value) => $"ifnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"concat({string.Join(", ", objs)})";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";

Providers/FreeSql.Provider.Odbc/Oracle/OdbcOracleUtils.cs

@@ -88,7 +88,7 @@ namespace FreeSql.Odbc.Oracle
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $":{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $":{name}";
         public override string IsNull(string sql, object value) => $"nvl({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"mod({left}, {right})";

Providers/FreeSql.Provider.Odbc/PostgreSQL/OdbcPostgreSQLUtils.cs

@@ -111,7 +111,7 @@ namespace FreeSql.Odbc.PostgreSQL
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{(name.ToLower())}";
         public override string IsNull(string sql, object value) => $"coalesce({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";

Providers/FreeSql.Provider.Odbc/SqlServer/OdbcSqlServerUtils.cs

@@ -63,7 +63,7 @@ namespace FreeSql.Odbc.SqlServer
             return $"{nametrim.TrimStart('[').TrimEnd(']').Replace("].[", ".").Replace(".[", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '[', ']', 3);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"isnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types)
         {

Providers/FreeSql.Provider.Oracle/OracleUtils.cs

@@ -87,7 +87,7 @@ namespace FreeSql.Oracle
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $":{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $":{name}";
         public override string IsNull(string sql, object value) => $"nvl({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"mod({left}, {right})";

Providers/FreeSql.Provider.PostgreSQL/PostgreSQLUtils.cs

@@ -140,7 +140,7 @@ namespace FreeSql.PostgreSQL
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"coalesce({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";

Providers/FreeSql.Provider.SqlServer/SqlServerUtils.cs

@@ -75,7 +75,7 @@ namespace FreeSql.SqlServer
             return $"{nametrim.TrimStart('[').TrimEnd(']').Replace("].[", ".").Replace(".[", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '[', ']', 3);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"isnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types)
         {

Providers/FreeSql.Provider.Sqlite/SqliteUtils.cs

@@ -87,7 +87,7 @@ namespace FreeSql.Sqlite
             return $"{nametrim.Trim('"').Replace("\".\"", ".").Replace(".\"", ".")}";
         }
         public override string[] SplitTableName(string name) => GetSplitTableNames(name, '"', '"', 2);
-        public override string QuoteParamterName(string name) => $"@{(_orm.CodeFirst.IsSyncStructureToLower ? name.ToLower() : name)}";
+        public override string QuoteParamterName(string name) => $"@{name}";
         public override string IsNull(string sql, object value) => $"ifnull({sql}, {value})";
         public override string StringConcat(string[] objs, Type[] types) => $"{string.Join(" || ", objs)}";
         public override string Mod(string left, string right, Type leftType, Type rightType) => $"{left} % {right}";