v3.2.666-preview20220824

Directory.Build.props

@@ -11,7 +11,7 @@
 	<!--
 	经常出于版本交叉问题，暂时关闭，在每个项目上设置版本号
 	<PropertyGroup>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 	-->
 	

Extensions/FreeSql.Extensions.BaseEntity/FreeSql.Extensions.BaseEntity.csproj

@@ -19,7 +19,7 @@
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
 		<LangVersion>latest</LangVersion>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Extensions/FreeSql.Extensions.JsonMap/FreeSql.Extensions.JsonMap.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Extensions/FreeSql.Extensions.LazyLoading/FreeSql.Extensions.LazyLoading.csproj

@@ -15,7 +15,7 @@
 		<Title>$(AssemblyName)</Title>
 		<IsPackable>true</IsPackable>
 		<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Extensions/FreeSql.Extensions.Linq/FreeSql.Extensions.Linq.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Extensions/FreeSql.Generator/FreeSql.Generator.csproj

@@ -13,7 +13,7 @@
 		<PackageProjectUrl>https://github.com/2881099/FreeSql</PackageProjectUrl>
 		<RepositoryUrl>https://github.com/2881099/FreeSql</RepositoryUrl>
 		<PackageTags>FreeSql DbFirst 实体生成器</PackageTags>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

FreeSql.All/FreeSql.All.csproj

@@ -17,7 +17,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

FreeSql.DbContext/FreeSql.DbContext.csproj

@@ -17,7 +17,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

FreeSql.DbContext/FreeSql.DbContext.xml

@@ -800,14 +800,5 @@
             <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.Repository/FreeSql.Repository.csproj

@@ -17,7 +17,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

FreeSql.Tests/FreeSql.Tests.Provider.MySqlConnector/MySqlConnector/Curd/MySqlSelectTest.cs

@@ -1292,7 +1292,7 @@ FROM ( SELECT max(a.`Id`) `TaskId`, max(a.`Type`) `TaskType`, a.`ProcessId`, a.`
     WHERE (a.`IsFinished` = 1 AND (a.`AuditorId` = '1' OR a.`AuditorId` = '1cb71584-a6dd-4b26-8c88-ed9fb8cf87a3')) 
     GROUP BY a.`ProcessId`, a.`NodeId`, a.`NodeName` ) a 
 LEFT JOIN `WF_ProcessInstance` b ON b.`Id` = a.`ProcessId` 
-WHERE ((b.`IsFinished` OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
+WHERE ((b.`IsFinished` = 1 OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
 
             var grouplist12 = g.mysql.Select<WF_TaskGroupBy, WF_ProcessInstance>()
                .AsTable((type, old) => type == typeof(WF_TaskGroupBy) ? $"( {sqltmp12} )" : null)

FreeSql.Tests/FreeSql.Tests.Provider.Odbc/MySql/Curd/MySqlSelectTest.cs

@@ -1172,7 +1172,7 @@ FROM ( SELECT max(a.`Id`) `TaskId`, max(a.`Type`) `TaskType`, a.`ProcessId`, a.`
     WHERE (a.`IsFinished` = 1 AND (a.`AuditorId` = '1' OR a.`AuditorId` = '1cb71584-a6dd-4b26-8c88-ed9fb8cf87a3')) 
     GROUP BY a.`ProcessId`, a.`NodeId`, a.`NodeName` ) a 
 LEFT JOIN `WF_ProcessInstance` b ON b.`Id` = a.`ProcessId` 
-WHERE ((b.`IsFinished` OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
+WHERE ((b.`IsFinished` = 1 OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
 
             var grouplist12 = g.mysql.Select<WF_TaskGroupBy, WF_ProcessInstance>()
                .AsTable((type, old) => type == typeof(WF_TaskGroupBy) ? $"( {sqltmp12} )" : null)

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/FreeSql.Tests.Provider.OracleOledb.csproj

@@ -0,0 +1,29 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+	<PropertyGroup>
+		<TargetFrameworks>net6.0;netcoreapp3.1;</TargetFrameworks>
+		<IsPackable>false</IsPackable>
+	</PropertyGroup>
+
+	<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|AnyCPU'">
+		<WarningLevel>3</WarningLevel>
+		<NoWarn>1701;1702;1591</NoWarn>
+	</PropertyGroup>
+
+	<ItemGroup>
+		<PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.8.0" />
+		<PackageReference Include="xunit" Version="2.4.1" />
+		<PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">
+			<PrivateAssets>all</PrivateAssets>
+			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+		</PackageReference>
+	</ItemGroup>
+
+	<ItemGroup>
+		<ProjectReference Include="..\..\Extensions\FreeSql.Extensions.LazyLoading\FreeSql.Extensions.LazyLoading.csproj" />
+		<ProjectReference Include="..\..\FreeSql.DbContext\FreeSql.DbContext.csproj" />
+		<ProjectReference Include="..\..\FreeSql\FreeSql.csproj" />
+		<ProjectReference Include="..\..\Providers\FreeSql.Provider.OracleOledb\FreeSql.Provider.OracleOledb.csproj" />
+	</ItemGroup>
+
+</Project>

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/Curd/OracleOledbDeleteTest.cs

@@ -0,0 +1,105 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbDeleteTest
+    {
+
+        IDelete<Topic> delete => g.oracle.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 string Title { get; set; }
+            public DateTime CreateTime { get; set; }
+        }
+
+        [Fact]
+        public void Dywhere()
+        {
+            Assert.Null(g.oracle.Delete<Topic>().ToSql());
+            var sql = g.oracle.Delete<Topic>(new[] { 1, 2 }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" IN (1,2))", sql);
+
+            sql = g.oracle.Delete<Topic>(new Topic { Id = 1, Title = "test" }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.oracle.Delete<Topic>(new[] { new Topic { Id = 1, Title = "test" }, new Topic { Id = 2, Title = "test" } }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" IN (1,2))", sql);
+
+            sql = g.oracle.Delete<Topic>(new { id = 1 }).ToSql();
+            Assert.Equal("DELETE FROM \"TB_TOPIC22211\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.oracle.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.oracle.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.oracle.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.oracle.Delete<Topic>().ToSql());
+            var sql = g.oracle.Delete<Topic>(new[] { 1, 2 }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" IN (1,2))", sql);
+
+            sql = g.oracle.Delete<Topic>(new Topic { Id = 1, Title = "test" }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1)", sql);
+
+            sql = g.oracle.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\" IN (1,2))", sql);
+
+            sql = g.oracle.Delete<Topic>(new { id = 1 }).AsTable(a => "TopicAsTable").ToSql();
+            Assert.Equal("DELETE FROM \"TOPICASTABLE\" WHERE (\"ID\" = 1)", sql);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/Curd/OracleOledbInsertOrUpdateIfExistsDoNothingTest.cs

@@ -0,0 +1,425 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbInsertOrUpdateIfExistsDoNothingTest
+    {
+        IFreeSql fsql => g.oracle;
+
+        [Fact]
+        public void InsertOrUpdate_OnlyPrimary()
+        {
+            fsql.Delete<tbioudb01>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 1 });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new tbioudb01 { id = 2 });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual 
+UNION ALL
+ SELECT 2 FROM dual 
+UNION ALL
+ SELECT 3 FROM dual 
+UNION ALL
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(2, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb01>().IfExistsDoNothing().SetSource(new[] { new tbioudb01 { id = 1 }, new tbioudb01 { id = 2 }, new tbioudb01 { id = 3 }, new tbioudb01 { id = 4 } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual 
+UNION ALL
+ SELECT 2 FROM dual 
+UNION ALL
+ SELECT 3 FROM dual 
+UNION ALL
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+        }
+        class tbioudb01
+        {
+            public int id { get; set; }
+        }
+
+        [Fact]
+        public void InsertOrUpdate_OnePrimary()
+        {
+            fsql.Delete<tbioudb02>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new tbioudb02 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "01" }, new tbioudb02 { id = 2, name = "02" }, new tbioudb02 { id = 3, name = "03" }, new tbioudb02 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02' FROM dual 
+UNION ALL
+ SELECT 3, '03' FROM dual 
+UNION ALL
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(2, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb02>().IfExistsDoNothing().SetSource(new[] { new tbioudb02 { id = 1, name = "001" }, new tbioudb02 { id = 2, name = "002" }, new tbioudb02 { id = 3, name = "003" }, new tbioudb02 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB02"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '002' FROM dual 
+UNION ALL
+ SELECT 3, '003' FROM dual 
+UNION ALL
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbioudb02>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
+        }
+        class tbioudb02
+        {
+            public int id { get; set; }
+            public string name { get; set; }
+        }
+        [Fact]
+        public void InsertOrUpdate_OnePrimaryAndIdentity()
+        {
+            fsql.Delete<tbioudb022>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "01" }, new tbioudb022 { id = 2, name = "02" }, new tbioudb022 { id = 3, name = "03" }, new tbioudb022 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02' FROM dual 
+UNION ALL
+ SELECT 3, '03' FROM dual 
+UNION ALL
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "001" }, new tbioudb022 { id = 2, name = "002" }, new tbioudb022 { id = 3, name = "003" }, new tbioudb022 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '002' FROM dual 
+UNION ALL
+ SELECT 3, '003' FROM dual 
+UNION ALL
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
+
+            //--no primary
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { name = "01" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOUDB022""(""NAME"") VALUES('01')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOUDB022""(""NAME"") VALUES('011')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new tbioudb022 { name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOUDB022""(""NAME"") VALUES('02')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { name = "01" }, new tbioudb022 { name = "02" }, new tbioudb022 { name = "03" }, new tbioudb022 { name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TBIOUDB022""(""NAME"") VALUES('01')
+INTO ""TBIOUDB022""(""NAME"") VALUES('02')
+INTO ""TBIOUDB022""(""NAME"") VALUES('03')
+INTO ""TBIOUDB022""(""NAME"") VALUES('04')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { name = "001" }, new tbioudb022 { name = "002" }, new tbioudb022 { name = "003" }, new tbioudb022 { name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TBIOUDB022""(""NAME"") VALUES('001')
+INTO ""TBIOUDB022""(""NAME"") VALUES('002')
+INTO ""TBIOUDB022""(""NAME"") VALUES('003')
+INTO ""TBIOUDB022""(""NAME"") VALUES('004')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            //--no primary and yes
+            iou = fsql.InsertOrUpdate<tbioudb022>().IfExistsDoNothing().SetSource(new[] { new tbioudb022 { id = 1, name = "100001" }, new tbioudb022 { name = "00001" }, new tbioudb022 { id = 2, name = "100002" }, new tbioudb022 { name = "00002" }, new tbioudb022 { id = 3, name = "100003" }, new tbioudb022 { name = "00003" }, new tbioudb022 { id = 4, name = "100004" }, new tbioudb022 { name = "00004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB022"" t1 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '100002' FROM dual 
+UNION ALL
+ SELECT 3, '100003' FROM dual 
+UNION ALL
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")
+
+;
+
+INSERT ALL
+INTO ""TBIOUDB022""(""NAME"") VALUES('00001')
+INTO ""TBIOUDB022""(""NAME"") VALUES('00002')
+INTO ""TBIOUDB022""(""NAME"") VALUES('00003')
+INTO ""TBIOUDB022""(""NAME"") VALUES('00004')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(8, iou.ExecuteAffrows());
+            lst = fsql.Select<tbioudb022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            //Assert.Equal(4, lst.Where(a => a.name == "10000" + a.id).Count());
+        }
+        class tbioudb022
+        {
+            [Column(IsIdentity = true)]
+            public int id { get; set; }
+            public string name { get; set; }
+        }
+
+        [Fact]
+        public void InsertOrUpdate_TwoPrimary()
+        {
+            fsql.Delete<tbioudb03>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 1, id2 = "01", name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new tbioudb03 { id1 = 2, id2 = "02", name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "01" }, new tbioudb03 { id1 = 2, id2 = "02", name = "02" }, new tbioudb03 { id1 = 3, id2 = "03", name = "03" }, new tbioudb03 { id1 = 4, id2 = "04", name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', '02' FROM dual 
+UNION ALL
+ SELECT 3, '03', '03' FROM dual 
+UNION ALL
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(2, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb03>().IfExistsDoNothing().SetSource(new[] { new tbioudb03 { id1 = 1, id2 = "01", name = "001" }, new tbioudb03 { id1 = 2, id2 = "02", name = "002" }, new tbioudb03 { id1 = 3, id2 = "03", name = "003" }, new tbioudb03 { id1 = 4, id2 = "04", name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', '002' FROM dual 
+UNION ALL
+ SELECT 3, '03', '003' FROM dual 
+UNION ALL
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbioudb03>().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 == "0" + a.id1).Count());
+        }
+        class tbioudb03
+        {
+            [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<tbioudb04>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new tbioudb04 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "01" }, new tbioudb04 { id = 2, name = "02" }, new tbioudb04 { id = 3, name = "03" }, new tbioudb04 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 3, '03', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(2, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbioudb04>().IfExistsDoNothing().SetSource(new[] { new tbioudb04 { id = 1, name = "001" }, new tbioudb04 { id = 2, name = "002" }, new tbioudb04 { id = 3, name = "003" }, new tbioudb04 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOUDB04"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
+UNION ALL
+ SELECT 2, '002', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 3, '003', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbioudb04>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            Assert.Equal(4, lst.Where(a => a.name == "0" + a.id).Count());
+        }
+        class tbioudb04
+        {
+            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.OracleOledb/OracleOledb/Curd/OracleOledbInsertOrUpdateTest.cs

@@ -0,0 +1,467 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbInsertOrUpdateTest
+    {
+        IFreeSql fsql => g.oracle;
+
+        [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(@"MERGE INTO ""TBIOU01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 1 });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", sql);
+            Assert.Equal(0, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou01>().SetSource(new tbiou01 { id = 2 });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU01"" t1 
+USING (SELECT 2 as ""ID"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", 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(@"MERGE INTO ""TBIOU01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual 
+UNION ALL
+ SELECT 2 FROM dual 
+UNION ALL
+ SELECT 3 FROM dual 
+UNION ALL
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", 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(@"MERGE INTO ""TBIOU01"" t1 
+USING (SELECT 1 as ""ID"" FROM dual 
+UNION ALL
+ SELECT 2 FROM dual 
+UNION ALL
+ SELECT 3 FROM dual 
+UNION ALL
+ SELECT 4 FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN NOT MATCHED THEN 
+  insert (""ID"") 
+  values (t2.""ID"")", 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(@"MERGE INTO ""TBIOU02"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou02>().SetSource(new tbiou02 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU02"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""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(@"MERGE INTO ""TBIOU02"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02' FROM dual 
+UNION ALL
+ SELECT 3, '03' FROM dual 
+UNION ALL
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""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(@"MERGE INTO ""TBIOU02"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '002' FROM dual 
+UNION ALL
+ SELECT 3, '003' FROM dual 
+UNION ALL
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""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_OnePrimaryAndIdentity()
+        {
+            fsql.Delete<tbiou022>().Where("1=1").ExecuteAffrows();
+            var iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "01" });
+            var sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "01" }, new tbiou022 { id = 2, name = "02" }, new tbiou022 { id = 3, name = "03" }, new tbiou022 { id = 4, name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02' FROM dual 
+UNION ALL
+ SELECT 3, '03' FROM dual 
+UNION ALL
+ SELECT 4, '04' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "001" }, new tbiou022 { id = 2, name = "002" }, new tbiou022 { id = 3, name = "003" }, new tbiou022 { id = 4, name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '002' FROM dual 
+UNION ALL
+ SELECT 3, '003' FROM dual 
+UNION ALL
+ SELECT 4, '004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+            var lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            //Assert.Equal(4, lst.Where(a => a.name == "00" + a.id).Count());
+
+            //--no primary
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { name = "01" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU022""(""NAME"") VALUES('01')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU022""(""NAME"") VALUES('011')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new tbiou022 { name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT INTO ""TBIOU022""(""NAME"") VALUES('02')", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { name = "01" }, new tbiou022 { name = "02" }, new tbiou022 { name = "03" }, new tbiou022 { name = "04" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TBIOU022""(""NAME"") VALUES('01')
+INTO ""TBIOU022""(""NAME"") VALUES('02')
+INTO ""TBIOU022""(""NAME"") VALUES('03')
+INTO ""TBIOU022""(""NAME"") VALUES('04')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { name = "001" }, new tbiou022 { name = "002" }, new tbiou022 { name = "003" }, new tbiou022 { name = "004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TBIOU022""(""NAME"") VALUES('001')
+INTO ""TBIOU022""(""NAME"") VALUES('002')
+INTO ""TBIOU022""(""NAME"") VALUES('003')
+INTO ""TBIOU022""(""NAME"") VALUES('004')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(4, iou.ExecuteAffrows());
+
+            //--no primary and yes
+            iou = fsql.InsertOrUpdate<tbiou022>().SetSource(new[] { new tbiou022 { id = 1, name = "100001" }, new tbiou022 { name = "00001" }, new tbiou022 { id = 2, name = "100002" }, new tbiou022 { name = "00002" }, new tbiou022 { id = 3, name = "100003" }, new tbiou022 { name = "00003" }, new tbiou022 { id = 4, name = "100004" }, new tbiou022 { name = "00004" } });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU022"" t1 
+USING (SELECT 1 as ""ID"", '100001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '100002' FROM dual 
+UNION ALL
+ SELECT 3, '100003' FROM dual 
+UNION ALL
+ SELECT 4, '100004' FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"") 
+  values (t2.""ID"", t2.""NAME"")
+
+;
+
+INSERT ALL
+INTO ""TBIOU022""(""NAME"") VALUES('00001')
+INTO ""TBIOU022""(""NAME"") VALUES('00002')
+INTO ""TBIOU022""(""NAME"") VALUES('00003')
+INTO ""TBIOU022""(""NAME"") VALUES('00004')
+ SELECT 1 FROM DUAL", sql);
+            Assert.Equal(8, iou.ExecuteAffrows());
+            lst = fsql.Select<tbiou022>().Where(a => new[] { 1, 2, 3, 4 }.Contains(a.id)).ToList();
+            //Assert.Equal(4, lst.Where(a => a.name == "10000" + a.id).Count());
+        }
+        class tbiou022
+        {
+            [Column(IsIdentity = true)]
+            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(@"MERGE INTO ""TBIOU03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""NAME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou03>().SetSource(new tbiou03 { id1 = 1, id2 = "01", name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '011' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""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(@"MERGE INTO ""TBIOU03"" t1 
+USING (SELECT 2 as ""ID1"", '02' as ""ID2"", '02' as ""NAME"" FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""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(@"MERGE INTO ""TBIOU03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '01' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', '02' FROM dual 
+UNION ALL
+ SELECT 3, '03', '03' FROM dual 
+UNION ALL
+ SELECT 4, '04', '04' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""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(@"MERGE INTO ""TBIOU03"" t1 
+USING (SELECT 1 as ""ID1"", '01' as ""ID2"", '001' as ""NAME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', '002' FROM dual 
+UNION ALL
+ SELECT 3, '03', '003' FROM dual 
+UNION ALL
+ SELECT 4, '04', '004' FROM dual ) t2 ON (t1.""ID1"" = t2.""ID1"" AND t1.""ID2"" = t2.""ID2"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"" 
+WHEN NOT MATCHED THEN 
+  insert (""ID1"", ""ID2"", ""NAME"") 
+  values (t2.""ID1"", t2.""ID2"", t2.""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(@"MERGE INTO ""TBIOU04"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 1, name = "011" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
+USING (SELECT 1 as ""ID"", '011' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", sql);
+            Assert.Equal(1, iou.ExecuteAffrows());
+
+            iou = fsql.InsertOrUpdate<tbiou04>().SetSource(new tbiou04 { id = 2, name = "02" });
+            sql = iou.ToSql();
+            Assert.Equal(@"MERGE INTO ""TBIOU04"" t1 
+USING (SELECT 2 as ""ID"", '02' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", 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(@"MERGE INTO ""TBIOU04"" t1 
+USING (SELECT 1 as ""ID"", '01' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
+UNION ALL
+ SELECT 2, '02', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 3, '03', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 4, '04', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", 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(@"MERGE INTO ""TBIOU04"" t1 
+USING (SELECT 1 as ""ID"", '001' as ""NAME"", 0 as ""VERSION"", systimestamp as ""CREATETIME"" FROM dual 
+UNION ALL
+ SELECT 2, '002', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 3, '003', 0, systimestamp FROM dual 
+UNION ALL
+ SELECT 4, '004', 0, systimestamp FROM dual ) t2 ON (t1.""ID"" = t2.""ID"") 
+WHEN MATCHED THEN 
+  update set ""NAME"" = t2.""NAME"", ""VERSION"" = t1.""VERSION"" + 1 
+WHEN NOT MATCHED THEN 
+  insert (""ID"", ""NAME"", ""VERSION"", ""CREATETIME"") 
+  values (t2.""ID"", t2.""NAME"", t2.""VERSION"", t2.""CREATETIME"")", 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.OracleOledb/OracleOledb/Curd/OracleOledbInsertTest.cs

@@ -0,0 +1,341 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbInsertTest
+    {
+
+        IInsert<Topic> insert => g.oracle.Insert<Topic>(); //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
+
+        [Table(Name = "tb_topic_insert")]
+        class Topic
+        {
+            [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 InsertDictionary()
+        {
+            var fsql = g.oracle;
+            Dictionary<string, object> dic = new Dictionary<string, object>();
+            dic.Add("id", 1);
+            dic.Add("name", "xxxx");
+            var diclist = new List<Dictionary<string, object>>();
+            diclist.Add(dic);
+            diclist.Add(new Dictionary<string, object>
+            {
+                ["id"] = 2,
+                ["name"] = "yyyy"
+            });
+
+            var sql1 = fsql.InsertDict(dic).AsTable("table1").ToSql();
+            Assert.Equal(@"INSERT INTO ""TABLE1""(""ID"", ""NAME"") VALUES(:id_0, :name_0)", sql1);
+            var sql2 = fsql.InsertDict(diclist).AsTable("table1").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TABLE1""(""ID"", ""NAME"") VALUES(:id_0, :name_0)
+INTO ""TABLE1""(""ID"", ""NAME"") VALUES(:id_1, :name_1)
+ SELECT 1 FROM DUAL", sql2);
+            var sql3 = fsql.InsertDict(dic).AsTable("table1").NoneParameter().ToSql();
+            Assert.Equal(@"INSERT INTO ""TABLE1""(""ID"", ""NAME"") VALUES(1, 'xxxx')", sql3);
+            var sql4 = fsql.InsertDict(diclist).AsTable("table1").NoneParameter().ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TABLE1""(""ID"", ""NAME"") VALUES(1, 'xxxx')
+INTO ""TABLE1""(""ID"", ""NAME"") VALUES(2, 'yyyy')
+ SELECT 1 FROM DUAL", sql4);
+        }
+
+        [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, CreateTime = DateTime.Now });
+
+            var data = new List<object>();
+            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);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            sql = insert.AppendData(items).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_0, :Title_0, :CreateTime_0)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_1, :Title_1, :CreateTime_1)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_2, :Title_2, :CreateTime_2)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_3, :Title_3, :CreateTime_3)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_4, :Title_4, :CreateTime_4)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_5, :Title_5, :CreateTime_5)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_6, :Title_6, :CreateTime_6)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_7, :Title_7, :CreateTime_7)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_8, :Title_8, :CreateTime_8)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_9, :Title_9, :CreateTime_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_0)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_1)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_2)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_3)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_4)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_5)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_6)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_7)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_8)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+        }
+
+        [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, CreateTime = DateTime.Now });
+
+            var data = new List<object>();
+            var sql = insert.AppendData(items).InsertColumns(a => a.Title).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_0)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_1)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_2)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_3)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_4)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_5)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_6)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_7)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_8)
+INTO ""TB_TOPIC_INSERT""(""TITLE"") VALUES(:Title_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+        }
+        [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, CreateTime = DateTime.Now });
+
+            var data = new List<object>();
+            var sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_0)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_1)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_2)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_3)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_4)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_5)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_6)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_7)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_8)
+INTO ""TB_TOPIC_INSERT""(""CLICKS"") VALUES(:Clicks_9)
+ SELECT 1 FROM DUAL", sql);
+            data.Add(insert.AppendData(items.First()).ExecuteIdentity());
+
+            g.oracle.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.oracle.Insert<TopicIgnore>().AppendData(itemsIgnore).IgnoreColumns(a => new { a.Title }).ExecuteAffrows();
+            Assert.Equal(2072, itemsIgnore.Count);
+            Assert.Equal(2072, g.oracle.Select<TopicIgnore>().Where(a => a.Title == null).Count());
+        }
+        [Table(Name = "tb_topicICs")]
+        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, CreateTime = DateTime.Now });
+
+            Assert.Equal(1, insert.AppendData(items.First()).ExecuteAffrows());
+            Assert.Equal(10, insert.AppendData(items).ExecuteAffrows());
+
+            Assert.Equal(10, g.oracle.Select<Topic>().Limit(10).InsertInto(null, a => new Topic
+            {
+                Title = a.Title
+            }));
+        }
+        [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, CreateTime = DateTime.Now });
+
+            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, CreateTime = DateTime.Now });
+
+            //var items2 = insert.AppendData(items).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(:Clicks_0, :Title_0, :CreateTime_0)", sql);
+
+            sql = insert.AppendData(items).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_0, :Title_0, :CreateTime_0)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_1, :Title_1, :CreateTime_1)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_2, :Title_2, :CreateTime_2)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_3, :Title_3, :CreateTime_3)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_4, :Title_4, :CreateTime_4)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_5, :Title_5, :CreateTime_5)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_6, :Title_6, :CreateTime_6)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_7, :Title_7, :CreateTime_7)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_8, :Title_8, :CreateTime_8)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"", ""CREATETIME"") VALUES(:Clicks_9, :Title_9, :CreateTime_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_0)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_1)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_2)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_3)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_4)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_5)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_6)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_7)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_8)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => a.Title).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_0)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_1)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_2)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_3)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_4)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_5)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_6)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_7)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_8)
+INTO ""TOPIC_INSERTASTABLE""(""TITLE"") VALUES(:Title_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).InsertColumns(a => new { a.Title, a.Clicks }).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => a.CreateTime).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_0, :Title_0)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_1, :Title_1)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_2, :Title_2)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_3, :Title_3)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_4, :Title_4)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_5, :Title_5)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_6, :Title_6)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_7, :Title_7)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_8, :Title_8)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"", ""TITLE"") VALUES(:Clicks_9, :Title_9)
+ SELECT 1 FROM DUAL", sql);
+
+            sql = insert.AppendData(items).IgnoreColumns(a => new { a.Title, a.CreateTime }).AsTable(a => "Topic_InsertAsTable").ToSql();
+            Assert.Equal(@"INSERT ALL
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_0)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_1)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_2)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_3)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_4)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_5)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_6)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_7)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_8)
+INTO ""TOPIC_INSERTASTABLE""(""CLICKS"") VALUES(:Clicks_9)
+ SELECT 1 FROM DUAL", sql);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/Curd/OracleOledbUpdateTest.cs

@@ -0,0 +1,194 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbUpdateTest
+    {
+        IUpdate<Topic> update => g.oracle.Update<Topic>();
+
+        [Table(Name = "tb_topic")]
+        class Topic
+        {
+            [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 Dywhere()
+        {
+            Assert.Null(g.oracle.Update<Topic>().ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test' \r\nWHERE (\"ID\" IN (1,2))", g.oracle.Update<Topic>(new[] { 1, 2 }).SetRaw("title='test'").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test1' \r\nWHERE (\"ID\" = 1)", g.oracle.Update<Topic>(new Topic { Id = 1, Title = "test" }).SetRaw("title='test1'").ToSql());
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='test1' \r\nWHERE (\"ID\" IN (1,2))", g.oracle.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.oracle.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\" = :p_0, \"TITLE\" = :p_1, \"CREATETIME\" = :p_2 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 :p_0 WHEN 2 THEN :p_1 WHEN 3 THEN :p_2 WHEN 4 THEN :p_3 WHEN 5 THEN :p_4 WHEN 6 THEN :p_5 WHEN 7 THEN :p_6 WHEN 8 THEN :p_7 WHEN 9 THEN :p_8 WHEN 10 THEN :p_9 END, \"TITLE\" = CASE \"ID\" WHEN 1 THEN :p_10 WHEN 2 THEN :p_11 WHEN 3 THEN :p_12 WHEN 4 THEN :p_13 WHEN 5 THEN :p_14 WHEN 6 THEN :p_15 WHEN 7 THEN :p_16 WHEN 8 THEN :p_17 WHEN 9 THEN :p_18 WHEN 10 THEN :p_19 END, \"CREATETIME\" = CASE \"ID\" WHEN 1 THEN :p_20 WHEN 2 THEN :p_21 WHEN 3 THEN :p_22 WHEN 4 THEN :p_23 WHEN 5 THEN :p_24 WHEN 6 THEN :p_25 WHEN 7 THEN :p_26 WHEN 8 THEN :p_27 WHEN 9 THEN :p_28 WHEN 10 THEN :p_29 END 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 :p_0 WHEN 2 THEN :p_1 WHEN 3 THEN :p_2 WHEN 4 THEN :p_3 WHEN 5 THEN :p_4 WHEN 6 THEN :p_5 WHEN 7 THEN :p_6 WHEN 8 THEN :p_7 WHEN 9 THEN :p_8 WHEN 10 THEN :p_9 END 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\" = :p_0 WHERE (\"ID\" IN (1,2,3,4,5,6,7,8,9,10))", sql);
+
+            sql = g.oracle.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", "");
+
+            var uuids = new[]
+            {
+                new tssi01{tint = 1, title = "title01"},
+                new tssi01{tint = 2, title = "title02"},
+                new tssi01{tint = 3, title = "title03"},
+            };
+            g.oracle.Insert(uuids).ExecuteAffrows();
+            g.oracle.Update<tssi01>().SetSource(uuids).ExecuteAffrows();
+
+            var tssi01tb = g.oracle.DbFirst.GetTableByName("tssi01");
+        }
+        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.oracle.Update<tssi01>().NoneParameter()
+                    .SetSourceIgnore(new tssi01 { id = Guid.Empty, tint = 10 }, col => col == null).ToSql().Replace("\r\n", ""));
+        }
+        public class tssi01
+        {
+            [Column(CanUpdate = false, DbType = "nvarchar2(36)")]
+            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\" = :p_0 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\" = :p_0 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\" = :p_0 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\" = :p_0, \"CREATETIME\" = :p_1 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\" = trunc(nvl(\"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\" = trunc(nvl(\"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\" = trunc(\"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\" > to_timestamp('2000-01-01 00:00:00.000000','YYYY-MM-DD HH24:MI:SS.FF6') 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 + :incrClick", new { incrClick = 1 }).ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET clicks = clicks + :incrClick 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\" = :p_0, \"TITLE\" = :p_1 WHERE (\"ID\" = 1)", sql);
+            sql = update.NoneParameter().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\" = :p_0, \"TITLE\" = :p_1 WHERE (\"ID\" = 1)", sql);
+            sql = update.NoneParameter().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 = :id", new { id = 1 }).SetRaw("title='newtitle'").ToSql().Replace("\r\n", "");
+            Assert.Equal("UPDATE \"TB_TOPIC\" SET title='newtitle' WHERE (id = :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.oracle.Update<Topic>().ToSql());
+            Assert.Equal("UPDATE \"TB_TOPICASTABLE\" SET title='test' \r\nWHERE (\"ID\" IN (1,2))", g.oracle.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.oracle.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\" IN (1,2))", g.oracle.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.oracle.Update<Topic>(new { id = 1 }).SetRaw("title='test1'").AsTable(a => "tb_topicAsTable").ToSql());
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/MapType/DateTimeOffSetTest.cs

@@ -0,0 +1,54 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbMapType
+{
+    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.oracle;
+            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.OracleOledb/OracleOledb/MapType/EnumTest.cs

@@ -0,0 +1,261 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbMapType
+{
+    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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.OracleOledb/OracleOledb/MapType/ToStringTest.cs

@@ -0,0 +1,570 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Numerics;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbMapType
+{
+    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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.oracle;
+            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.OracleOledb/OracleOledb/OracleOledbAdo/OracleAdoTest.cs

@@ -0,0 +1,75 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbAdoTest
+    {
+        [Fact]
+        public void Pool()
+        {
+            var t1 = g.oracle.Ado.MasterPool.StatisticsFullily;
+        }
+
+        [Fact]
+        public void SlavePools()
+        {
+            var t2 = g.oracle.Ado.SlavePools.Count;
+        }
+
+        [Fact]
+        public void ExecuteTest()
+        {
+            Assert.True(g.oracle.Ado.ExecuteConnectTest());
+        }
+        [Fact]
+        public void ExecuteReader()
+        {
+
+        }
+        [Fact]
+        public void ExecuteArray()
+        {
+
+        }
+        [Fact]
+        public void ExecuteNonQuery()
+        {
+
+        }
+        [Fact]
+        public void ExecuteScalar()
+        {
+
+        }
+
+        [Fact]
+        public void Query()
+        {
+
+            var t3 = g.oracle.Ado.Query<xxx>("select * from \"TB_TOPIC\"");
+
+            var t4 = g.oracle.Ado.Query<(int, string, string)>("select * from \"TB_TOPIC\"");
+
+            var t5 = g.oracle.Ado.Query<dynamic>("select * from \"TB_TOPIC\"");
+
+            var t6 = g.oracle.Ado.Query<xxx>("select * from TB_TOPIC where id in :ids", new { ids = new[] { 1, 2, 3 } });
+            var t7 = g.oracle.Ado.Query<xxx>("select * from TB_TOPIC where id in :ids", new { ids = new List<int>(new[] { 1, 2, 3 }) });
+        }
+
+        [Fact]
+        public void QueryMultipline()
+        {
+            //var t3 = g.oracle.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.OracleOledb/OracleOledb/OracleOledbAopTest.cs

@@ -0,0 +1,40 @@
+using System;
+using System.Collections.Generic;
+using System.Reflection;
+using System.Text;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbAopTest
+    {
+
+        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.oracle.Aop.AuditValue += audit;
+
+            g.oracle.Insert(item).ExecuteAffrows();
+
+            g.oracle.Aop.AuditValue -= audit;
+
+            Assert.Equal(item.createtime, date);
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbCodeFirstTest.cs

@@ -0,0 +1,603 @@
+using FreeSql.DataAnnotations;
+using Newtonsoft.Json;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.Diagnostics;
+using System.Linq;
+using System.Security.Cryptography.X509Certificates;
+using System.Text;
+using System.Threading;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbCodeFirstTest
+    {
+        [Fact]
+        public void Test_0String()
+        {
+            var fsql = g.oracle;
+            fsql.Delete<test_0string01>().Where("1=1").ExecuteAffrows();
+
+            Assert.Equal(1, fsql.Insert(new test_0string01 { name = @"1.0000\0.0000\0.0000\0.0000\1.0000\0.0000" }).ExecuteAffrows());
+            Assert.Equal(1, fsql.Insert(new test_0string01 { name = @"1.0000\0.0000\0.0000\0.0000\1.0000\0.0000" }).NoneParameter().ExecuteAffrows());
+
+            var list = fsql.Select<test_0string01>().ToList();
+            Assert.Equal(2, list.Count);
+            Assert.Equal(@"1.0000\0.0000\0.0000\0.0000\1.0000\0.0000", list[0].name);
+            Assert.Equal(@"1.0000\0.0000\0.0000\0.0000\1.0000\0.0000", list[1].name);
+        }
+        class test_0string01
+        {
+            public Guid id { get; set; }
+            public string name { get; set; }
+        }
+
+        [Fact]
+        public void InsertUpdateParameter()
+        {
+            var fsql = g.oracle;
+            fsql.CodeFirst.SyncStructure<ts_iupstr_bak>();
+            var item = new ts_iupstr { id = Guid.NewGuid(), title = string.Join(",", Enumerable.Range(0, 2000).Select(a => "我是中国人")) };
+            Assert.Equal(1, fsql.Insert(item).ExecuteAffrows());
+            var find = fsql.Select<ts_iupstr>().Where(a => a.id == item.id).First();
+            Assert.NotNull(find);
+            Assert.Equal(find.id, item.id);
+            Assert.Equal(find.title, item.title);
+        }
+        [Table(Name = "ts_iupstr_bak", DisableSyncStructure = true)]
+        class ts_iupstr
+        {
+            public Guid id { get; set; }
+            public string title { get; set; }
+        }
+        class ts_iupstr_bak
+        {
+            public Guid id { get; set; }
+            [Column(StringLength = -1)]
+            public string title { get; set; }
+        }
+
+        [Fact]
+        public void StringNullToEmpty()
+        {
+            using (var fsql = new FreeSql.FreeSqlBuilder()
+                .UseConnectionString(FreeSql.DataType.Oracle, "Provider=OraOLEDB.Oracle;user id=9user;password=123456;data source=//127.0.0.1:1521/XE;Pooling=true;Max Pool Size=5;min pool size=1")
+                .UseAutoSyncStructure(true)
+                //.UseGenerateCommandParameterWithLambda(true)
+                .UseLazyLoading(true)
+                .UseNameConvert(FreeSql.Internal.NameConvertType.ToUpper)
+                //.UseNoneCommandParameter(true)
+
+                .UseMonitorCommand(
+                    cmd => Trace.WriteLine("\r\n线程" + Thread.CurrentThread.ManagedThreadId + ": " + cmd.CommandText) //监听SQL命令对象，在执行前
+                    //, (cmd, traceLog) => Console.WriteLine(traceLog)
+                    )
+                .Build())
+            {
+                var repo = fsql.GetRepository<TS_SL361, long>();
+
+                var item1 = new TS_SL361 { CreatorId = "" };
+                repo.Insert(item1);
+                var item2 = repo.Get(item1.Id);
+
+                Assert.Null(item2.CreatorId);
+
+                fsql.Aop.AuditDataReader += (_, e) =>
+                {
+                    if (e.DataReader.GetFieldType(e.Index) == typeof(string) && e.Value == DBNull.Value)
+                        e.Value = "";
+                };
+
+                item1 = new TS_SL361 { CreatorId = "" };
+                repo.Insert(item1);
+                item2 = repo.Get(item1.Id);
+
+                Assert.Equal(item1.CreatorId, item2.CreatorId);
+
+                fsql.Aop.AuditDataReader -= fsql.Aop.AuditDataReaderHandler;
+
+                item1 = new TS_SL361 { CreatorId = "" };
+                repo.Insert(item1);
+                item2 = repo.Get(item1.Id);
+
+                Assert.Null(item2.CreatorId);
+            }
+        }
+        class TS_SNTE
+        {
+            [Column(IsIdentity = true)]
+            public long Id { get; set; }
+            public string CreatorId { get; set; }
+        }
+
+        [Fact]
+        public void StringLength36()
+        {
+            var repo = g.oracle.GetRepository<TS_SL361, long>();
+
+            var item1 = new TS_SL361 { CreatorId = "xxx '123 " };
+            repo.Insert(item1);
+            var item2 = repo.Get(item1.Id);
+
+            Assert.Equal(item1.CreatorId, item2.CreatorId);
+        }
+        class TS_SL361
+        {
+            [Column(IsIdentity = true)]
+            public long Id { get; set; }
+            [Column(StringLength = 36)]
+            public string CreatorId { get; set; }
+        }
+
+        [Fact]
+        public void NClob_StringLength_1()
+        {
+            var str1 = string.Join(",", Enumerable.Range(0, 10000).Select(a => "我是中国人"));
+
+            var item1 = new TS_NCLB02 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).ExecuteAffrows());
+
+            var item2 = g.oracle.Select<TS_NCLB02>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+
+            //NoneParameter
+            item1 = new TS_NCLB02 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).NoneParameter().ExecuteAffrows());
+            //Oracle.ManagedDataAccess.Client.OracleException:“ORA-01704: 字符串文字太长”
+
+            item2 = g.oracle.Select<TS_NCLB02>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+        }
+        class TS_NCLB02
+        {
+            public Guid Id { get; set; }
+            [Column(StringLength = - 1)]
+            public string Data { get; set; }
+        }
+
+        [Fact]
+        public void NClob()
+        {
+            var str1 = string.Join(",", Enumerable.Range(0, 10000).Select(a => "我是中国人"));
+
+            var item1 = new TS_NCLB01 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).ExecuteAffrows());
+
+            var item2 = g.oracle.Select<TS_NCLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+
+            //NoneParameter
+            item1 = new TS_NCLB01 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).NoneParameter().ExecuteAffrows());
+            //Oracle.ManagedDataAccess.Client.OracleException:“ORA-01704: 字符串文字太长”
+
+            item2 = g.oracle.Select<TS_NCLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+        }
+        class TS_NCLB01
+        {
+            public Guid Id { get; set; }
+            [Column(DbType = "nclob")]
+            public string Data { get; set; }
+        }
+        [Fact]
+        public void Clob()
+        {
+            var str1 = string.Join(",", Enumerable.Range(0, 10000).Select(a => "我是中国人"));
+
+            var item1 = new TS_CLB01 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).ExecuteAffrows());
+
+            var item2 = g.oracle.Select<TS_CLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+
+            //NoneParameter
+            item1 = new TS_CLB01 { Data = str1 };
+            Assert.Equal(1, g.oracle.Insert(item1).NoneParameter().ExecuteAffrows());
+            //Oracle.ManagedDataAccess.Client.OracleException:“ORA-01704: 字符串文字太长”
+
+            item2 = g.oracle.Select<TS_CLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(str1, item2.Data);
+        }
+        class TS_CLB01
+        {
+            public Guid Id { get; set; }
+            [Column(DbType = "clob")]
+            public string Data { get; set; }
+        }
+        [Fact]
+        public void Blob()
+        {
+            var str1 = string.Join(",", Enumerable.Range(0, 10000).Select(a => "我是中国人"));
+            var data1 = Encoding.UTF8.GetBytes(str1);
+
+            var item1 = new TS_BLB01 { Data = data1 };
+            Assert.Equal(1, g.oracle.Insert(item1).ExecuteAffrows());
+
+            var item2 = g.oracle.Select<TS_BLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(item1.Data.Length, item2.Data.Length);
+
+            var str2 = Encoding.UTF8.GetString(item2.Data);
+            Assert.Equal(str1, str2);
+
+            //NoneParameter
+            item1 = new TS_BLB01 { Data = data1 };
+            Assert.Equal(1, g.oracle.Insert(item1).NoneParameter().ExecuteAffrows());
+            //Oracle.ManagedDataAccess.Client.OracleException:“ORA-01704: 字符串文字太长”
+
+            item2 = g.oracle.Select<TS_BLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(item1.Data.Length, item2.Data.Length);
+
+            str2 = Encoding.UTF8.GetString(item2.Data);
+            Assert.Equal(str1, str2);
+
+            Assert.Equal(1, g.oracle.InsertOrUpdate<TS_BLB01>().SetSource(new TS_BLB01 { Data = data1 }).ExecuteAffrows());
+            item2 = g.oracle.Select<TS_BLB01>().Where(a => a.Id == item1.Id).First();
+            Assert.Equal(item1.Data.Length, item2.Data.Length);
+
+            str2 = Encoding.UTF8.GetString(item2.Data);
+            Assert.Equal(str1, str2);
+        }
+        class TS_BLB01
+        {
+            public Guid Id { get; set; }
+            [MaxLength(-1)]
+            public byte[] Data { get; set; }
+        }
+        [Fact]
+        public void StringLength()
+        {
+            var dll = g.oracle.CodeFirst.GetComparisonDDLStatements<TS_SLTB>();
+            g.oracle.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.oracle.CodeFirst.GetComparisonDDLStatements<测试数字表>();
+            g.oracle.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.oracle.Insert<测试数字表>().AppendData(item).ExecuteAffrows());
+            Assert.NotEqual(Guid.Empty, item.编号);
+            var item2 = g.oracle.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.oracle.Update<测试数字表>().SetSource(item).ExecuteAffrows());
+            item2 = g.oracle.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.oracle.GetRepository<测试数字表>();
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.oracle.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.oracle.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 = "123tb")]
+        [OraclePrimaryKeyName("pk1_123tb")]
+        class 测试数字表
+        {
+            [Column(IsPrimary = true, Name = "123id")]
+            public Guid 编号 { get; set; }
+
+            [Column(Name = "123title")]
+            public string 标题 { get; set; }
+
+            [Column(Name = "123time")]
+            public DateTime 创建时间 { get; set; }
+        }
+
+        [Fact]
+        public void 中文表_字段()
+        {
+            var sql = g.oracle.CodeFirst.GetComparisonDDLStatements<测试中文表>();
+            g.oracle.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.oracle.Insert<测试中文表>().AppendData(item).ExecuteAffrows());
+            Assert.NotEqual(Guid.Empty, item.编号);
+            var item2 = g.oracle.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.oracle.Update<测试中文表>().SetSource(item).ExecuteAffrows());
+            item2 = g.oracle.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.oracle.GetRepository<测试中文表>();
+            Assert.Equal(1, repo.Update(item));
+            item2 = g.oracle.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.oracle.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; }
+
+            [Column(ServerTime = DateTimeKind.Local, CanUpdate = false)]
+            public DateTime 创建时间 { get; set; }
+
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime 更新时间 { get; set; }
+        }
+
+        [Fact]
+        public void AddUniques()
+        {
+            var sql = g.oracle.CodeFirst.GetComparisonDDLStatements<AddUniquesInfo>();
+            g.oracle.CodeFirst.SyncStructure<AddUniquesInfo>();
+            //g.oracle.CodeFirst.SyncStructure(typeof(AddUniquesInfo), "AddUniquesInfo1");
+        }
+        [Table(Name = "AddUniquesInfo", OldName = "AddUniquesInfo2")]
+        [Index("uk_phone", "phone", true)]
+        [Index("uk_group_index", "group,index", true)]
+        [Index("uk_group_index22", "group, index22 desc", 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.oracle.CodeFirst.GetComparisonDDLStatements<TopicAddField>();
+
+            var id = g.oracle.Insert<TopicAddField>().AppendData(new TopicAddField { }).ExecuteIdentity();
+
+            //var inserted = g.oracle.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 char) 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.oracle.CodeFirst.GetComparisonDDLStatements<TableAllType>();
+            Assert.True(string.IsNullOrEmpty(sql)); //测试运行两次后
+            //sql = g.oracle.CodeFirst.GetComparisonDDLStatements<Tb_alltype>();
+        }
+
+        IInsert<TableUnsignedType> insertUnsigned => g.oracle.Insert<TableUnsignedType>();
+        ISelect<TableUnsignedType> selectUnsigned => g.oracle.Select<TableUnsignedType>();
+        [Fact]
+        public void CurdUnsignedField()
+        {
+            var item = new TableUnsignedType { };
+            item.Id = (int)insertUnsigned.AppendData(item).ExecuteIdentity();
+
+            var newitem = selectUnsigned.Where(a => a.Id == item.Id).ToOne();
+
+            var item2 = new TableUnsignedType
+            {
+                Byte = 254,
+                SByte = 100,
+                UInt = uint.MaxValue,
+                UIntNullable = uint.MinValue,
+                ULong = ulong.MaxValue,
+                ULongNullable = ulong.MinValue,
+                UShort = ushort.MaxValue,
+                UShortNullable = ushort.MinValue,
+            };
+            var sqlPar = insertUnsigned.AppendData(item2).ToSql();
+            var sqlText = insertUnsigned.AppendData(item2).NoneParameter().ToSql();
+            var item3NP = insertUnsigned.AppendData(item2).NoneParameter().ExecuteIdentity();
+
+            item2.Id = (int)insertUnsigned.AppendData(item2).ExecuteIdentity();
+            var newitem2 = selectUnsigned.Where(a => a.Id == item2.Id).ToOne();
+
+            item2.Id = (int)insertUnsigned.NoneParameter().AppendData(item2).ExecuteIdentity();
+            newitem2 = selectUnsigned.Where(a => a.Id == item2.Id).ToOne();
+
+            var items = selectUnsigned.ToList();
+            var itemstb = selectUnsigned.ToDataTable();
+        }
+        class TableUnsignedType
+        {
+            [Column(IsIdentity = true, IsPrimary = true)]
+            public int Id { get; set; }
+
+            public sbyte SByte { get; set; }
+            public byte Byte { get; set; }
+            public ushort UShort { get; set; }
+            public uint UInt { get; set; }
+            public ulong ULong { get; set; }
+
+            public ushort? UShortNullable { get; set; }
+            public uint? UIntNullable { get; set; }
+            public ulong? ULongNullable { get; set; }
+        }
+
+        IInsert<TableAllType> insert => g.oracle.Insert<TableAllType>();
+        ISelect<TableAllType> select => g.oracle.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 = 254,
+                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'\\?!@#$%^&*()_+{}}{~?><<>",
+                Char = 'X',
+                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 newitem2 = select.Where(a => a.Id == item2.Id).ToOne();
+            Assert.Equal(item2.String, newitem2.String);
+            Assert.Equal(item2.Char, newitem2.Char);
+
+            item2.Id = (int)insert.NoneParameter().AppendData(item2).ExecuteIdentity();
+            newitem2 = select.Where(a => a.Id == item2.Id).ToOne();
+            Assert.Equal(item2.String, newitem2.String);
+            Assert.Equal(item2.Char, newitem2.Char);
+
+            var items = select.ToList();
+            var itemstb = select.ToDataTable();
+        }
+
+        [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; }
+
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime DateTime { get; set; }
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime DateTimeOffSet { get; set; }
+
+            public byte[] Bytes { get; set; }
+            public string String { get; set; }
+            public char Char { 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; }
+
+            [Column(ServerTime = DateTimeKind.Local)]
+            public DateTime? DateTimeNullable { get; set; }
+            [Column(ServerTime = DateTimeKind.Local)]
+            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.OracleOledb/OracleOledb/OracleOledbDbFirstTest.cs

@@ -0,0 +1,67 @@
+using FreeSql.DataAnnotations;
+using System;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledb
+{
+    public class OracleOledbDbFirstTest
+    {
+        [Fact]
+        public void GetDatabases()
+        {
+            var t1 = g.oracle.DbFirst.GetDatabases();
+        }
+
+        [Fact]
+        public void GetTablesByDatabase()
+        {
+            var t2 = g.oracle.DbFirst.GetTablesByDatabase();
+            Assert.True(t2.Count > 0);
+            //var tb = g.oracle.Ado.ExecuteArray(System.Data.CommandType.Text, "select * from \"tb_dbfirst\"");
+        }
+
+        [Fact]
+        public void GetTableByName()
+        {
+            var fsql = g.oracle;
+            var t1 = fsql.DbFirst.GetTableByName("tb_alltype");
+            var t2 = fsql.DbFirst.GetTableByName("9user.tb_alltype");
+            Assert.NotNull(t1);
+            Assert.NotNull(t2);
+            Assert.True(t1.Columns.Count > 0);
+            Assert.True(t2.Columns.Count > 0);
+            Assert.Equal(t1.Columns.Count, t2.Columns.Count);
+            var t3 = fsql.DbFirst.GetTableByName("notexists_tb");
+            Assert.Null(t3);
+
+            var t4 = fsql.DbFirst.GetTableByName("V_DTOS_DT");
+        }
+
+        [Fact]
+        public void ExistsTable()
+        {
+            var fsql = g.oracle;
+            Assert.False(fsql.DbFirst.ExistsTable("test_existstb01"));
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01"));
+            Assert.False(fsql.DbFirst.ExistsTable("test_existstb01", false));
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01", false));
+            fsql.CodeFirst.SyncStructure(typeof(test_existstb01));
+            Assert.True(fsql.DbFirst.ExistsTable("test_existstb01"));
+            Assert.True(fsql.DbFirst.ExistsTable("9user.test_existstb01"));
+            Assert.False(fsql.DbFirst.ExistsTable("test_existstb01", false));
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01", false));
+            fsql.Ado.ExecuteNonQuery("drop table test_existstb01");
+
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01"));
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01", false));
+            fsql.CodeFirst.SyncStructure(typeof(test_existstb01), "9user.test_existstb01");
+            Assert.True(fsql.DbFirst.ExistsTable("9user.test_existstb01"));
+            Assert.False(fsql.DbFirst.ExistsTable("9user.test_existstb01", false));
+            fsql.Ado.ExecuteNonQuery("drop table \"9USER\".test_existstb01");
+        }
+        class test_existstb01
+        {
+            public Guid id { get; set; }
+        }
+    }
+}

FreeSql.Tests/FreeSql.Tests.Provider.OracleOledb/OracleOledb/OracleOledbExpression/ConvertTest.cs

@@ -0,0 +1,169 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class ConvertTest
+    {
+
+        ISelect<Topic> select => g.oracle.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.OracleOledb/OracleOledb/OracleOledbExpression/DateTimeTest.cs

@@ -0,0 +1,732 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class DateTimeTest
+    {
+
+        ISelect<Topic> select => g.oracle.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.oracle.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 两个日期相减_效果同Subtract()
+        {
+            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.OracleOledb/OracleOledb/OracleOledbExpression/MathTest.cs

@@ -0,0 +1,156 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class MathTest
+    {
+
+        ISelect<Topic> select => g.oracle.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.OracleOledb/OracleOledb/OracleOledbExpression/OtherTest.cs

@@ -0,0 +1,165 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class OtherTest
+    {
+
+        ISelect<TableAllType> select => g.oracle.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).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.OracleOledb/OracleOledb/OracleOledbExpression/StringTest.cs

@@ -0,0 +1,827 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class StringTest
+    {
+
+        ISelect<Topic> select => g.oracle.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.oracle.Select<TestEqualsGuid>().Where(a => a.id.Equals(Guid.Empty)).ToList());
+        }
+
+        [Fact]
+        public void StringJoin()
+        {
+            var fsql = g.oracle;
+            fsql.Delete<StringJoin01>().Where("1=1").ExecuteAffrows();
+            fsql.Insert(new[] { new StringJoin01 { name = "北京" }, new StringJoin01 { name = "上海" }, new StringJoin01 { name = "深圳" }, }).ExecuteAffrows();
+
+            var val1 = string.Join(",", fsql.Select<StringJoin01>().ToList(a => a.name));
+            var val2 = fsql.Select<StringJoin01>().ToList(a => string.Join(",", fsql.Select<StringJoin01>().As("b").ToList(b => b.name)));
+            Assert.Equal(val1, val2[0]);
+
+            val1 = string.Join("**", fsql.Select<StringJoin01>().ToList(a => a.name));
+            val2 = fsql.Select<StringJoin01>().ToList(a => string.Join("**", fsql.Select<StringJoin01>().As("b").ToList(b => b.name)));
+            Assert.Equal(val1, val2[0]);
+
+            val1 = string.Join(",", fsql.Select<StringJoin01>().ToList(a => a.id));
+            val2 = fsql.Select<StringJoin01>().ToList(a => string.Join(",", fsql.Select<StringJoin01>().As("b").ToList(b => b.id)));
+            Assert.Equal(val1, val2[0]);
+
+            val1 = string.Join("**", fsql.Select<StringJoin01>().ToList(a => a.id));
+            val2 = fsql.Select<StringJoin01>().ToList(a => string.Join("**", fsql.Select<StringJoin01>().As("b").ToList(b => b.id)));
+            Assert.Equal(val1, val2[0]);
+        }
+        class StringJoin01
+        {
+            [Column(IsIdentity = true)]
+            public int id { get; set; }
+            public string name { get; set; }
+        }
+
+        [Fact]
+        public void First()
+        {
+            Assert.Equal('x', select.First(a => "x1".First()));
+            Assert.Equal('z', select.First(a => "z1".First()));
+        }
+        [Fact]
+        public void FirstOrDefault()
+        {
+            Assert.Equal('x', select.First(a => "x1".FirstOrDefault()));
+            Assert.Equal('z', select.First(a => "z1".FirstOrDefault()));
+        }
+
+        [Fact]
+        public void Format()
+        {
+            var item = g.oracle.GetRepository<Topic>().Insert(new Topic { Clicks = 101, Title = "我是中国人101", CreateTime = DateTime.Parse("2020-7-5") });
+            var sql = select.WhereDynamic(item).ToSql(a => new
+            {
+                str = $"x{a.Id + 1}z-{a.CreateTime.ToString("yyyyMM")}{a.Title}",
+                str2 = string.Format("{0}x{0}z-{1}{2}", a.Id + 1, a.CreateTime.ToString("yyyyMM"), a.Title)
+            });
+            Assert.Equal($@"SELECT 'x'||nvl((a.""ID"" + 1), '')||'z-'||nvl(to_char(a.""CREATETIME"",'YYYYMM'), '')||''||nvl(a.""TITLE"", '')||'' as1, ''||nvl((a.""ID"" + 1), '')||'x'||nvl((a.""ID"" + 1), '')||'z-'||nvl(to_char(a.""CREATETIME"",'YYYYMM'), '')||''||nvl(a.""TITLE"", '')||'' as2 
+FROM ""TB_TOPIC"" a 
+WHERE (a.""ID"" = {item.Id})", sql);
+
+            var item2 = select.WhereDynamic(item).First(a => new
+            {
+                str = $"x{a.Id + 1}z-{a.CreateTime.ToString("yyyyMM")}{a.Title}",
+                str2 = string.Format("{0}x{0}z-{1}{2}", a.Id + 1, a.CreateTime.ToString("yyyyMM"), a.Title)
+            });
+            Assert.NotNull(item2);
+            Assert.Equal($"x{item.Id + 1}z-{item.CreateTime.ToString("yyyyMM")}{item.Title}", item2.str);
+            Assert.Equal(string.Format("{0}x{0}z-{1}{2}", item.Id + 1, item.CreateTime.ToString("yyyyMM"), item.Title), item2.str2);
+        }
+
+        [Fact]
+        public void Format4()
+        {
+            //3个 {} 时，Arguments 解析出来是分开的
+            //4个 {} 时，Arguments[1] 只能解析这个出来，然后里面是 NewArray []
+            var item = g.oracle.GetRepository<Topic>().Insert(new Topic { Clicks = 101, Title = "我是中国人101", CreateTime = DateTime.Parse("2020-7-5") });
+            var sql = select.WhereDynamic(item).ToSql(a => new
+            {
+                str = $"x{a.Id + 1}z-{a.CreateTime.ToString("yyyyMM")}{a.Title}{a.Title}",
+                str2 = string.Format("{0}x{0}z-{1}{2}{3}", a.Id + 1, a.CreateTime.ToString("yyyyMM"), a.Title, a.Title)
+            });
+            Assert.Equal($@"SELECT 'x'||nvl((a.""ID"" + 1), '')||'z-'||nvl(to_char(a.""CREATETIME"",'YYYYMM'), '')||''||nvl(a.""TITLE"", '')||''||nvl(a.""TITLE"", '')||'' as1, ''||nvl((a.""ID"" + 1), '')||'x'||nvl((a.""ID"" + 1), '')||'z-'||nvl(to_char(a.""CREATETIME"",'YYYYMM'), '')||''||nvl(a.""TITLE"", '')||''||nvl(a.""TITLE"", '')||'' as2 
+FROM ""TB_TOPIC"" a 
+WHERE (a.""ID"" = {item.Id})", sql);
+
+            var item2 = select.WhereDynamic(item).First(a => new
+            {
+                str = $"x{a.Id + 1}z-{a.CreateTime.ToString("yyyyMM")}{a.Title}{a.Title}",
+                str2 = string.Format("{0}x{0}z-{1}{2}{3}", a.Id + 1, a.CreateTime.ToString("yyyyMM"), a.Title, a.Title)
+            });
+            Assert.NotNull(item2);
+            Assert.Equal($"x{item.Id + 1}z-{item.CreateTime.ToString("yyyyMM")}{item.Title}{item.Title}", item2.str);
+            Assert.Equal(string.Format("{0}x{0}z-{1}{2}{3}", item.Id + 1, item.CreateTime.ToString("yyyyMM"), item.Title, item.Title), item2.str2);
+        }
+
+        [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`, '%'))
+
+
+            list.Add(select.Where(a => a.Title.Contains("%")).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());
+
+            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());
+        }
+        [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.OracleOledb/OracleOledb/OracleOledbExpression/TimeSpanTest.cs

@@ -0,0 +1,293 @@
+using FreeSql.DataAnnotations;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using Xunit;
+
+namespace FreeSql.Tests.OracleOledbExpression
+{
+    public class TimeSpanTest
+    {
+
+        ISelect<Topic> select => g.oracle.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.OracleOledb/g.cs

@@ -0,0 +1,26 @@
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Text;
+using System.Threading;
+
+public class g
+{
+    
+    static Lazy<IFreeSql> oracleLazy = new Lazy<IFreeSql>(() => new FreeSql.FreeSqlBuilder()
+        .UseConnectionString(FreeSql.DataType.Oracle, "Provider=OraOLEDB.Oracle;user id=9user;password=123456;data source=//127.0.0.1:1521/XE;Pooling=true;Max Pool Size=2")
+        .UseAutoSyncStructure(true)
+        //.UseGenerateCommandParameterWithLambda(true)
+        .UseLazyLoading(true)
+        .UseNameConvert(FreeSql.Internal.NameConvertType.ToUpper)
+        //.UseNoneCommandParameter(true)
+
+        .UseMonitorCommand(
+            cmd => Trace.WriteLine("\r\n线程" + Thread.CurrentThread.ManagedThreadId + ": " + cmd.CommandText) //监听SQL命令对象，在执行前
+            //, (cmd, traceLog) => Console.WriteLine(traceLog)
+            )
+        .Build());
+    public static IFreeSql oracle => oracleLazy.Value;
+
+
+}

FreeSql.Tests/FreeSql.Tests/MySql/Curd/MySqlSelectTest.cs

@@ -1373,7 +1373,7 @@ FROM ( SELECT max(a.`Id`) `TaskId`, max(a.`Type`) `TaskType`, a.`ProcessId`, a.`
     WHERE (a.`IsFinished` = 1 AND (a.`AuditorId` = '1' OR a.`AuditorId` = '1cb71584-a6dd-4b26-8c88-ed9fb8cf87a3')) 
     GROUP BY a.`ProcessId`, a.`NodeId`, a.`NodeName` ) a 
 LEFT JOIN `WF_ProcessInstance` b ON b.`Id` = a.`ProcessId` 
-WHERE ((b.`IsFinished` OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
+WHERE ((b.`IsFinished` = 1 OR a.`TaskType` = 3) AND b.`EnabledMark` = 1)", groupsql12);
 
             var grouplist12 = g.mysql.Select<WF_TaskGroupBy, WF_ProcessInstance>()
                .AsTable((type, old) => type == typeof(WF_TaskGroupBy) ? $"( {sqltmp12} )" : null)

FreeSql.sln

@@ -111,6 +111,10 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Tests.Provider.Sqli
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Provider.SqliteCore", "Providers\FreeSql.Provider.SqliteCore\FreeSql.Provider.SqliteCore.csproj", "{D4FEE5C1-6805-4B46-B10B-BE5CC942B883}"
 EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Provider.OracleOledb", "Providers\FreeSql.Provider.OracleOledb\FreeSql.Provider.OracleOledb.csproj", "{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "FreeSql.Tests.Provider.OracleOledb", "FreeSql.Tests\FreeSql.Tests.Provider.OracleOledb\FreeSql.Tests.Provider.OracleOledb.csproj", "{1DA3FF04-AA2C-4374-9368-68931D8D5B09}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -649,6 +653,30 @@ Global
 		{D4FEE5C1-6805-4B46-B10B-BE5CC942B883}.Release|x64.Build.0 = Release|Any CPU
 		{D4FEE5C1-6805-4B46-B10B-BE5CC942B883}.Release|x86.ActiveCfg = Release|Any CPU
 		{D4FEE5C1-6805-4B46-B10B-BE5CC942B883}.Release|x86.Build.0 = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|x64.Build.0 = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Debug|x86.Build.0 = Debug|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|Any CPU.Build.0 = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|x64.ActiveCfg = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|x64.Build.0 = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|x86.ActiveCfg = Release|Any CPU
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C}.Release|x86.Build.0 = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|x64.Build.0 = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Debug|x86.Build.0 = Debug|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|Any CPU.Build.0 = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|x64.ActiveCfg = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|x64.Build.0 = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|x86.ActiveCfg = Release|Any CPU
+		{1DA3FF04-AA2C-4374-9368-68931D8D5B09}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -685,10 +713,11 @@ Global
 		{86C56235-5D37-4422-807B-B31681C7D01C} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
 		{BDE8EDC6-2646-45E0-A921-39CD1538A8C5} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
 		{D4FEE5C1-6805-4B46-B10B-BE5CC942B883} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
+		{ECF7FC70-A7FC-4FC3-9BF7-462EA0A65F9C} = {2A381C57-2697-427B-9F10-55DA11FD02E4}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
-		RESX_NeutralResourcesLanguage = en-US
-		RESX_PrefixTranslations = True
 		SolutionGuid = {089687FD-5D25-40AB-BA8A-A10D1E137F98}
+		RESX_PrefixTranslations = True
+		RESX_NeutralResourcesLanguage = en-US
 	EndGlobalSection
 EndGlobal

FreeSql/FreeSql.csproj

@@ -17,7 +17,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

FreeSql/FreeSql.xml

@@ -713,11 +713,6 @@
             天津南大通用数据技术股份有限公司成立于2004年,是国产数据库、大数据领域的知名企业，基于 Odbc 的实现
             </summary>
         </member>
-        <member name="F:FreeSql.DataType.OracleOledb">
-            <summary>
-            基于 OleDb 实现访问 Oracle 数据库，解决 US7ASCII 中文乱码问题 https://blog.csdn.net/guhun_shmily/article/details/83064225
-            </summary>
-        </member>
         <member name="M:FreeSql.AdoNetExtensions.GetIFreeSql(System.Data.IDbConnection)">
             <summary>
             获取 IDbConnection 对应的 IFreeSql 实例

Providers/FreeSql.Provider.ClickHouse/FreeSql.Provider.ClickHouse.csproj

@@ -19,7 +19,7 @@
 		<SignAssembly>False</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Custom/FreeSql.Provider.Custom.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Dameng/FreeSql.Provider.Dameng.csproj

@@ -15,7 +15,7 @@
 		<Title>$(AssemblyName)</Title>
 		<IsPackable>true</IsPackable>
 		<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Firebird/FreeSql.Provider.Firebird.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.GBase/FreeSql.Provider.GBase.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.KingbaseES/FreeSql.Provider.KingbaseES.csproj

@@ -15,7 +15,7 @@
 		<Title>$(AssemblyName)</Title>
 		<IsPackable>true</IsPackable>
 		<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.MsAccess/FreeSql.Provider.MsAccess.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.MySql/FreeSql.Provider.MySql.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.MySqlConnector/FreeSql.Provider.MySqlConnector.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Odbc/FreeSql.Provider.Odbc.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Oracle/FreeSql.Provider.Oracle.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Oracle/OracleAdo/OracleAdo.cs

@@ -65,7 +65,7 @@ namespace FreeSql.Oracle
 #if oledb
                 new System.Data.OleDb.OleDbCommand();
 #else
-                new Oracle.ManagedDataAccess.Client.OracleCommand();
+                new global::Oracle.ManagedDataAccess.Client.OracleCommand();
             cmd.BindByName = true;
 #endif
             return cmd;

Providers/FreeSql.Provider.Oracle/OracleCodeFirst.cs

@@ -34,17 +34,17 @@ namespace FreeSql.Oracle
                 { typeof(int), CsToDb.New(OleDbType.Integer, "number", "number(11) NOT NULL", false, false, 0) },{ typeof(int?), CsToDb.New(OleDbType.Integer, "number", "number(11) NULL", false, true, null) },
                 { typeof(long), CsToDb.New(OleDbType.BigInt, "number","number(21) NOT NULL", false, false, 0) },{ typeof(long?), CsToDb.New(OleDbType.BigInt, "number","number(21) NULL", false, true, null) },
 
-                { typeof(byte), CsToDb.New(OleDbType.UnsignedTinyInt, "number","number(3) NOT NULL", true, false, 0) },{ typeof(byte?), CsToDb.New(OleDbType.UnsignedTinyInt, "number","number(3) NULL", true, true, null) },
+                { typeof(byte), CsToDb.New(OleDbType.SmallInt, "number","number(3) NOT NULL", true, false, 0) },{ typeof(byte?), CsToDb.New(OleDbType.SmallInt, "number","number(3) NULL", true, true, null) },
-                { typeof(ushort), CsToDb.New(OleDbType.UnsignedSmallInt, "number","number(5) NOT NULL", true, false, 0) },{ typeof(ushort?), CsToDb.New(OleDbType.UnsignedSmallInt, "number", "number(5) NULL", true, true, null) },
+                { typeof(ushort), CsToDb.New(OleDbType.Decimal, "number","number(5) NOT NULL", true, false, 0) },{ typeof(ushort?), CsToDb.New(OleDbType.Decimal, "number", "number(5) NULL", true, true, null) },
-                { typeof(uint), CsToDb.New(OleDbType.UnsignedInt, "number", "number(10) NOT NULL", true, false, 0) },{ typeof(uint?), CsToDb.New(OleDbType.UnsignedInt, "number", "number(10) NULL", true, true, null) },
+                { typeof(uint), CsToDb.New(OleDbType.Decimal, "number", "number(10) NOT NULL", true, false, 0) },{ typeof(uint?), CsToDb.New(OleDbType.Decimal, "number", "number(10) NULL", true, true, null) },
-                { typeof(ulong), CsToDb.New(OleDbType.UnsignedBigInt, "number", "number(20) NOT NULL", true, false, 0) },{ typeof(ulong?), CsToDb.New(OleDbType.UnsignedBigInt, "number", "number(20) NULL", true, true, null) },
+                { typeof(ulong), CsToDb.New(OleDbType.Decimal, "number", "number(20) NOT NULL", true, false, 0) },{ typeof(ulong?), CsToDb.New(OleDbType.Decimal, "number", "number(20) NULL", true, true, null) },
 
                 { typeof(double), CsToDb.New(OleDbType.Double, "float", "float(126) NOT NULL", false, false, 0) },{ typeof(double?), CsToDb.New(OleDbType.Double, "float", "float(126) NULL", false, true, null) },
                 { typeof(float), CsToDb.New(OleDbType.Single, "float","float(63) NOT NULL", false, false, 0) },{ typeof(float?), CsToDb.New(OleDbType.Single, "float","float(63) NULL", false, true, null) },
                 { typeof(decimal), CsToDb.New(OleDbType.Decimal, "number", "number(10,2) NOT NULL", false, false, 0) },{ typeof(decimal?), CsToDb.New(OleDbType.Decimal, "number", "number(10,2) NULL", false, true, null) },
 
                 { typeof(TimeSpan), CsToDb.New(OleDbType.DBTime, "interval day to second","interval day(2) to second(6) NOT NULL", false, false, 0) },{ typeof(TimeSpan?), CsToDb.New(OleDbType.DBTime, "interval day to second", "interval day(2) to second(6) NULL",false, true, null) },
-                { typeof(DateTime), CsToDb.New(OleDbType.DBTime, "timestamp", "timestamp(6) NOT NULL", false, false, new DateTime(1970,1,1)) },{ typeof(DateTime?), CsToDb.New(OleDbType.DBTime, "timestamp", "timestamp(6) NULL", false, true, null) },
+                { typeof(DateTime), CsToDb.New(OleDbType.DBTimeStamp, "timestamp", "timestamp(6) NOT NULL", false, false, new DateTime(1970,1,1)) },{ typeof(DateTime?), CsToDb.New(OleDbType.DBTimeStamp, "timestamp", "timestamp(6) NULL", false, true, null) },
                 { typeof(DateTimeOffset), CsToDb.New(OleDbType.DBTimeStamp, "timestamp with local time zone", "timestamp(6) with local time zone NOT NULL", false, false, new DateTime(1970,1,1)) },{ typeof(DateTimeOffset?), CsToDb.New(OleDbType.DBTimeStamp, "timestamp with local time zone", "timestamp(6) with local time zone NULL", false, true, null) },
 
                 { typeof(byte[]), CsToDb.New(OleDbType.VarBinary, "blob", "blob NULL", false, null, new byte[0]) },

Providers/FreeSql.Provider.Oracle/OracleDbFirst.cs

@@ -42,17 +42,17 @@ namespace FreeSql.Oracle
                 case "number(11)": return OleDbType.Integer;
                 case "number(21)": return OleDbType.BigInt;
 
-                case "number(3)": return OleDbType.UnsignedTinyInt;
+                case "number(3)": return OleDbType.TinyInt;
-                case "number(5)": return OleDbType.UnsignedSmallInt;
+                case "number(5)": return OleDbType.Decimal;
-                case "number(10)": return OleDbType.UnsignedInt;
+                case "number(10)": return OleDbType.Decimal;
-                case "number(20)": return OleDbType.UnsignedBigInt;
+                case "number(20)": return OleDbType.Decimal;
 
                 case "float(126)": return OleDbType.Double;
                 case "float(63)": return OleDbType.Single;
                 case "number(10,2)": return OleDbType.Decimal;
 
                 case "interval day(2) to second(6)": return OleDbType.DBTime;
-                case "timestamp(6)": return OleDbType.DBTime;
+                case "timestamp(6)": return OleDbType.DBTimeStamp;
                 case "timestamp(6) with local time zone": return OleDbType.DBTimeStamp;
 
                 case "blob": return OleDbType.VarBinary;
@@ -73,10 +73,10 @@ namespace FreeSql.Oracle
                     return OleDbType.DBTime;
                 case "date":
                     _dicDbToCs.TryAdd(dbfull, _dicDbToCs["date"]);
-                    return OleDbType.DBTime;
+                    return OleDbType.DBTimeStamp;
                 case "timestamp":
                     _dicDbToCs.TryAdd(dbfull, _dicDbToCs["timestamp(6)"]);
-                    return OleDbType.DBTime;
+                    return OleDbType.DBTimeStamp;
                 case "timestamp with local time zone":
                     _dicDbToCs.TryAdd(dbfull, _dicDbToCs["timestamp(6) with local time zone"]);
                     return OleDbType.DBTimeStamp;

Providers/FreeSql.Provider.Oracle/OracleProvider.cs

@@ -2,7 +2,10 @@
 using FreeSql.Oracle.Curd;
 using System;
 using System.Data.Common;
+using System.Text.RegularExpressions;
+using System.Collections.Concurrent;
 using System.Threading;
+using System.IO;
 
 namespace FreeSql.Oracle
 {
@@ -25,7 +28,31 @@ namespace FreeSql.Oracle
 
             this.DbFirst = new OracleDbFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
             this.CodeFirst = new OracleCodeFirst(this, this.InternalCommonUtils, this.InternalCommonExpression);
+
+#if oledb
+            Select0Provider._dicMethodDataReaderGetValue[typeof(Guid)] = typeof(DbDataReader).GetMethod("GetGuid", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(bool)] = typeof(DbDataReader).GetMethod("GetBoolean", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(int)] = typeof(DbDataReader).GetMethod("GetDecimal", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(long)] = typeof(DbDataReader).GetMethod("GetDecimal", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(decimal)] = typeof(DbDataReader).GetMethod("GetDecimal", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(DateTime)] = typeof(DbDataReader).GetMethod("GetDateTime", new Type[] { typeof(int) });
+            Select0Provider._dicMethodDataReaderGetValue[typeof(string)] = typeof(DbDataReader).GetMethod("GetString", new Type[] { typeof(int) });
+
+            this.Aop.CommandBefore += (_, e) =>
+            {
+                if (e.Command.Parameters.Count > 0)
+                    e.Command.CommandText = _regCommandText.Replace(e.Command.CommandText, "?");
+            };
+
+            this.Aop.AuditDataReader += (_, e) =>
+            {
+                
+            };
         }
+        readonly static Regex _regCommandText = new Regex(@"\:[_\w]+", RegexOptions.Compiled);
+#else
+        }
+#endif
 
         ~OracleProvider() => this.Dispose();
         int _disposeCounter;

Providers/FreeSql.Provider.OracleOledb/FreeSql.Provider.OracleOledb.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.OracleOledb/OracleOledbUtils.cs

@@ -26,6 +26,16 @@ namespace FreeSql.Oracle
                 else value = (bool)value == true ? 1 : 0;
                 dbtype = OleDbType.SmallInt;
             }
+            switch (dbtype)
+            {
+                case OleDbType.Char:
+                case OleDbType.VarChar:
+                case OleDbType.WChar:
+                case OleDbType.LongVarChar:
+                case OleDbType.LongVarWChar:
+                    if (value is Guid || value is Guid?) value = string.Concat(value);
+                    break;
+            }
             var ret = new OleDbParameter { ParameterName = QuoteParamterName(parameterName) };
             if (dbtype != null) ret.OleDbType = dbtype.Value;
             ret.Value = value;

Providers/FreeSql.Provider.PostgreSQL/FreeSql.Provider.PostgreSQL.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.ShenTong/FreeSql.Provider.ShenTong.csproj

@@ -15,7 +15,7 @@
 		<Title>$(AssemblyName)</Title>
 		<IsPackable>true</IsPackable>
 		<GenerateAssemblyInfo>true</GenerateAssemblyInfo>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.SqlServer/FreeSql.Provider.SqlServer.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<DelaySign>false</DelaySign>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.SqlServerForSystem/FreeSql.Provider.SqlServerForSystem.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.Sqlite/FreeSql.Provider.Sqlite.csproj

@@ -18,7 +18,7 @@
 		<SignAssembly>true</SignAssembly>
 		<AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
 		<DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
 	</PropertyGroup>
 
 	<ItemGroup>

Providers/FreeSql.Provider.SqliteCore/FreeSql.Provider.SqliteCore.csproj

@@ -18,7 +18,7 @@
         <SignAssembly>true</SignAssembly>
         <AssemblyOriginatorKeyFile>key.snk</AssemblyOriginatorKeyFile>
         <DelaySign>false</DelaySign>
-		<Version>3.2.666-preview20220823</Version>
+		<Version>3.2.666-preview20220824</Version>
     </PropertyGroup>
 
     <ItemGroup>