修复若干CodeFirst-Bug

Providers/FreeSql.Provider.ClickHouse/ClickHouseCodeFirst.cs

@@ -9,46 +9,83 @@ using System.Text.RegularExpressions;
 using System.Data.Common;
 using FreeSql.Internal.ObjectPool;
 using ClickHouse.Client.ADO;
+using System.Data.SqlTypes;
+using static System.Net.Mime.MediaTypeNames;
+using System.ComponentModel.Design;
+using System.Reflection;
 
 namespace FreeSql.ClickHouse
 {
-
     class ClickHouseCodeFirst : Internal.CommonProvider.CodeFirstProvider
     {
-
+        public ClickHouseCodeFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) : base(orm,
-        public ClickHouseCodeFirst(IFreeSql orm, CommonUtils commonUtils, CommonExpression commonExpression) : base(orm, commonUtils, commonExpression) { }
+            commonUtils, commonExpression)
+        {
+        }
 
         static object _dicCsToDbLock = new object();
 
-        static Dictionary<string, CsToDb<DbType>> _dicCsToDb = new Dictionary<string, CsToDb<DbType>>() {
+        static Dictionary<string, CsToDb<DbType>> _dicCsToDb = new Dictionary<string, CsToDb<DbType>>()
-                { typeof(bool).FullName, CsToDb.New(DbType.SByte, "Int8","Int8", null, false, false) },{ typeof(bool?).FullName, CsToDb.New(DbType.SByte, "Int8","Nullable(Int8)", null, true, null) },
+        {
+            { typeof(bool).FullName, CsToDb.New(DbType.SByte, "Int8", "Int8", null, false, false) },
+            { typeof(bool?).FullName, CsToDb.New(DbType.SByte, "Int8", "Nullable(Int8)", null, true, null) },
 
-                { typeof(sbyte).FullName, CsToDb.New(DbType.SByte, "Int8", "Int8", false, false, 0) },{ typeof(sbyte?).FullName, CsToDb.New(DbType.SByte, "Int8", "Nullable(Int8)", false, true, null) },
+            { typeof(sbyte).FullName, CsToDb.New(DbType.SByte, "Int8", "Int8", false, false, 0) },
-                { typeof(short).FullName, CsToDb.New(DbType.Int16, "Int16","Int16", false, false, 0) },{ typeof(short?).FullName, CsToDb.New(DbType.Int16, "Int16", "Nullable(Int16)", false, true, null) },
+            { typeof(sbyte?).FullName, CsToDb.New(DbType.SByte, "Int8", "Nullable(Int8)", false, true, null) },
-                { typeof(int).FullName, CsToDb.New(DbType.Int32, "Int32", "Int32", false, false, 0) },{ typeof(int?).FullName, CsToDb.New(DbType.Int32, "Int32", "Nullable(Int32)", false, true, null) },
+            { typeof(short).FullName, CsToDb.New(DbType.Int16, "Int16", "Int16", false, false, 0) },
-                { typeof(long).FullName, CsToDb.New(DbType.Int64, "Int64","Int64", false, false, 0) },{ typeof(long?).FullName, CsToDb.New(DbType.Int64, "Int64","Nullable(Int64)", false, true, null) },
+            { typeof(short?).FullName, CsToDb.New(DbType.Int16, "Int16", "Nullable(Int16)", false, true, null) },
+            { typeof(int).FullName, CsToDb.New(DbType.Int32, "Int32", "Int32", false, false, 0) },
+            { typeof(int?).FullName, CsToDb.New(DbType.Int32, "Int32", "Nullable(Int32)", false, true, null) },
+            { typeof(long).FullName, CsToDb.New(DbType.Int64, "Int64", "Int64", false, false, 0) },
+            { typeof(long?).FullName, CsToDb.New(DbType.Int64, "Int64", "Nullable(Int64)", false, true, null) },
 
-                { typeof(byte).FullName, CsToDb.New(DbType.Byte, "UInt8","UInt8", true, false, 0) },{ typeof(byte?).FullName, CsToDb.New(DbType.Byte, "UInt8","Nullable(UInt8)", true, true, null) },
+            { typeof(byte).FullName, CsToDb.New(DbType.Byte, "UInt8", "UInt8", true, false, 0) },
-                { typeof(ushort).FullName, CsToDb.New(DbType.UInt16, "UInt16","UInt16", true, false, 0) },{ typeof(ushort?).FullName, CsToDb.New(DbType.UInt16, "UInt16", "Nullable(UInt16)", true, true, null) },
+            { typeof(byte?).FullName, CsToDb.New(DbType.Byte, "UInt8", "Nullable(UInt8)", true, true, null) },
-                { typeof(uint).FullName, CsToDb.New(DbType.UInt32, "UInt32", "UInt32", true, false, 0) },{ typeof(uint?).FullName, CsToDb.New(DbType.UInt32, "UInt32", "Nullable(UInt32)", true, true, null) },
+            { typeof(ushort).FullName, CsToDb.New(DbType.UInt16, "UInt16", "UInt16", true, false, 0) },
-                { typeof(ulong).FullName, CsToDb.New(DbType.UInt64, "UInt64", "UInt64", true, false, 0) },{ typeof(ulong?).FullName, CsToDb.New(DbType.UInt64, "UInt64", "Nullable(UInt64)", true, true, null) },
+            { typeof(ushort?).FullName, CsToDb.New(DbType.UInt16, "UInt16", "Nullable(UInt16)", true, true, null) },
+            { typeof(uint).FullName, CsToDb.New(DbType.UInt32, "UInt32", "UInt32", true, false, 0) },
+            { typeof(uint?).FullName, CsToDb.New(DbType.UInt32, "UInt32", "Nullable(UInt32)", true, true, null) },
+            { typeof(ulong).FullName, CsToDb.New(DbType.UInt64, "UInt64", "UInt64", true, false, 0) },
+            { typeof(ulong?).FullName, CsToDb.New(DbType.UInt64, "UInt64", "Nullable(UInt64)", true, true, null) },
 
-                { typeof(double).FullName, CsToDb.New(DbType.Double, "Float64", "Float64", false, false, 0) },{ typeof(double?).FullName, CsToDb.New(DbType.Double, "Float64", "Nullable(Float64)", false, true, null) },
+            { typeof(double).FullName, CsToDb.New(DbType.Double, "Float64", "Float64", false, false, 0) },
-                { typeof(float).FullName, CsToDb.New(DbType.Single, "Float32","Float32", false, false, 0) },{ typeof(float?).FullName, CsToDb.New(DbType.Single, "Float32","Nullable(Float32)", false, true, null) },
+            { typeof(double?).FullName, CsToDb.New(DbType.Double, "Float64", "Nullable(Float64)", false, true, null) },
-                { typeof(decimal).FullName, CsToDb.New(DbType.Decimal, "Decimal128(19)","Decimal128(19)", false, false, 0) },{ typeof(decimal?).FullName, CsToDb.New(DbType.Decimal, "Nullable(Decimal128(19))","Nullable(Decimal128(19))", false, true, null) },
+            { typeof(float).FullName, CsToDb.New(DbType.Single, "Float32", "Float32", false, false, 0) },
+            { typeof(float?).FullName, CsToDb.New(DbType.Single, "Float32", "Nullable(Float32)", false, true, null) },
+            {
+                typeof(decimal).FullName,
+                CsToDb.New(DbType.Decimal, "Decimal(38, 19)", "Decimal(38, 19)", false, false, 0)  //Nullable(Decimal(38, 19))
+            },
+            {
+                typeof(decimal?).FullName,
+                CsToDb.New(DbType.Decimal, "Nullable(Decimal(38, 19))", "Nullable(Decimal(38, 19))", false, true, null)
+            },
 
-                { typeof(DateTime).FullName, CsToDb.New(DbType.DateTime, "DateTime('Asia/Shanghai')", "DateTime('Asia/Shanghai')", false, false, new DateTime(1970,1,1)) },{ typeof(DateTime?).FullName, CsToDb.New(DbType.DateTime, "DateTime('Asia/Shanghai')", "Nullable(DateTime('Asia/Shanghai'))", false, true, null) },
+            {
+                typeof(DateTime).FullName,
+                CsToDb.New(DbType.DateTime, "DateTime('Asia/Shanghai')", "DateTime('Asia/Shanghai')", false, false,
+                    new DateTime(1970, 1, 1))
+            },
+            {
+                typeof(DateTime?).FullName,
+                CsToDb.New(DbType.DateTime, "DateTime('Asia/Shanghai')", "Nullable(DateTime('Asia/Shanghai'))", false,
+                    true, null)
+            },
 
             { typeof(string).FullName, CsToDb.New(DbType.String, "String", "String", false, null, "") },
-                { typeof(char).FullName, CsToDb.New(DbType.String, "String", "String", false, false, "") },{ typeof(char?).FullName, CsToDb.New(DbType.Single, "String","Nullable(String)", false, true, null) },
+            { typeof(char).FullName, CsToDb.New(DbType.String, "String", "String", false, false, "") },
-                { typeof(Guid).FullName, CsToDb.New(DbType.String, "String", "String", false, false, Guid.Empty) },{ typeof(Guid?).FullName, CsToDb.New(DbType.String, "String", "Nullable(String)", false, true, null) },
+            { typeof(char?).FullName, CsToDb.New(DbType.Single, "String", "Nullable(String)", false, true, null) },
-
+            { typeof(Guid).FullName, CsToDb.New(DbType.String, "String", "String", false, false, Guid.Empty) },
+            { typeof(Guid?).FullName, CsToDb.New(DbType.String, "String", "Nullable(String)", false, true, null) },
         };
 
         public override DbInfoResult GetDbInfo(Type type)
         {
-            if (_dicCsToDb.TryGetValue(type.FullName, out var trydc)) return new DbInfoResult((int)trydc.type, trydc.dbtype, trydc.dbtypeFull, trydc.isnullable, trydc.defaultValue);
+            if (_dicCsToDb.TryGetValue(type.FullName, out var trydc))
-            if (type.IsArray) return null;
+                return new DbInfoResult((int)trydc.type, trydc.dbtype, trydc.dbtypeFull, trydc.isnullable,
+                    trydc.defaultValue);
+            if (type.IsArray)
+                return null;
             return null;
         }
 
@@ -65,19 +102,25 @@ namespace FreeSql.ClickHouse
                 var sb = new StringBuilder();
                 foreach (var obj in objects)
                 {
-                    if (sb.Length > 0) sb.Append("\r\n");
+                    if (sb.Length > 0)
+                        sb.Append("\r\n");
                     var tb = _commonUtils.GetTableByEntity(obj.entityType);
-                    if (tb == null) throw new Exception(CoreStrings.S_Type_IsNot_Migrable(obj.entityType.FullName));
+                    if (tb == null)
-                    if (tb.Columns.Any() == false) throw new Exception(CoreStrings.S_Type_IsNot_Migrable_0Attributes(obj.entityType.FullName));
+                        throw new Exception(CoreStrings.S_Type_IsNot_Migrable(obj.entityType.FullName));
+                    if (tb.Columns.Any() == false)
+                        throw new Exception(CoreStrings.S_Type_IsNot_Migrable_0Attributes(obj.entityType.FullName));
                     var tbname = _commonUtils.SplitTableName(tb.DbName);
-                    if (tbname?.Length == 1) tbname = new[] { database, tbname[0] };
+                    if (tbname?.Length == 1)
+                        tbname = new[] { database, tbname[0] };
 
                     var tboldname = _commonUtils.SplitTableName(tb.DbOldName); //旧表名
-                    if (tboldname?.Length == 1) tboldname = new[] { database, tboldname[0] };
+                    if (tboldname?.Length == 1)
+                        tboldname = new[] { database, tboldname[0] };
                     if (string.IsNullOrEmpty(obj.tableName) == false)
                     {
                         var tbtmpname = _commonUtils.SplitTableName(obj.tableName);
-                        if (tbtmpname?.Length == 1) tbtmpname = new[] { database, tbtmpname[0] };
+                        if (tbtmpname?.Length == 1)
+                            tbtmpname = new[] { database, tbtmpname[0] };
                         if (tbname[0] != tbtmpname[0] || tbname[1] != tbtmpname[1])
                         {
                             tbname = tbtmpname;
@@ -85,20 +128,32 @@ namespace FreeSql.ClickHouse
                         }
                     }
 
-                    if (string.Compare(tbname[0], database, true) != 0 && LocalExecuteScalar(database, _commonUtils.FormatSql(" select 1 from system.databases d where name={0}", tbname[0])) == null) //创建数据库
+                    if (string.Compare(tbname[0], database, true) != 0 && LocalExecuteScalar(database,
-                        sb.Append($"CREATE DATABASE IF NOT EXISTS ").Append(_commonUtils.QuoteSqlName(tbname[0])).Append(" ENGINE=Ordinary;\r\n");
+                            _commonUtils.FormatSql(" select 1 from system.databases d where name={0}", tbname[0])) ==
+                        null) //创建数据库
+                        sb.Append($"CREATE DATABASE IF NOT EXISTS ").Append(_commonUtils.QuoteSqlName(tbname[0]))
+                            .Append(" ENGINE=Ordinary;\r\n");
 
                     var sbalter = new StringBuilder();
                     var istmpatler = false; //创建临时表，导入数据，删除旧表，修改
-                    if (LocalExecuteScalar(tbname[0], _commonUtils.FormatSql(" SELECT 1 FROM system.tables t WHERE database ={0} and name ={1}", tbname)) == null)
+                    if (LocalExecuteScalar(tbname[0],
-                    { //表不存在
+                            _commonUtils.FormatSql(" SELECT 1 FROM system.tables t WHERE database ={0} and name ={1}",
+                                tbname)) == null)
+                    {
+                        //表不存在
                         if (tboldname != null)
                         {
-                            if (string.Compare(tboldname[0], tbname[0], true) != 0 && LocalExecuteScalar(database, _commonUtils.FormatSql(" select 1 from system.databases where name={0}", tboldname[0])) == null ||
+                            if (string.Compare(tboldname[0], tbname[0], true) != 0 && LocalExecuteScalar(database,
-                                LocalExecuteScalar(tboldname[0], _commonUtils.FormatSql(" SELECT 1 FROM system.tables WHERE database={0} and name={1}", tboldname)) == null)
+                                    _commonUtils.FormatSql(" select 1 from system.databases where name={0}",
+                                        tboldname[0])) == null ||
+                                LocalExecuteScalar(tboldname[0],
+                                    _commonUtils.FormatSql(
+                                        " SELECT 1 FROM system.tables WHERE database={0} and name={1}", tboldname)) ==
+                                null)
                                 //数据库或表不存在
                                 tboldname = null;
                         }
+
                         if (tboldname == null)
                         {
                             //创建表
@@ -106,23 +161,31 @@ namespace FreeSql.ClickHouse
                             sb.Append("CREATE TABLE IF NOT EXISTS ").Append(createTableName).Append(" ( ");
                             foreach (var tbcol in tb.ColumnsByPosition)
                             {
-                                tbcol.Attribute.DbType = tbcol.Attribute.DbType.Replace(" NOT NULL", "");
+                                //如果这里是主键就是不为Nullable
-                                sb.Append(" \r\n  ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType);
+                                tbcol.Attribute.DbType =
-                                if (string.IsNullOrEmpty(tbcol.Comment) == false) sb.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment));
+                                    CkNullableAdapter(tbcol.Attribute.DbType, tbcol.Attribute.IsPrimary);
+                                tbcol.Attribute.DbType = CkIntAdapter(tbcol.Attribute.DbType);
+                                sb.Append(" \r\n  ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ")
+                                    .Append(tbcol.Attribute.DbType);
+                                if (string.IsNullOrEmpty(tbcol.Comment) == false)
+                                    sb.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment));
                                 sb.Append(",");
                             }
 
                             foreach (var uk in tb.Indexes)
                             {
                                 sb.Append(" \r\n  ");
-                                sb.Append("INDEX ").Append(_commonUtils.QuoteSqlName(ReplaceIndexName(uk.Name, tbname[1])));
+                                sb.Append("INDEX ")
+                                    .Append(_commonUtils.QuoteSqlName(ReplaceIndexName(uk.Name, tbname[1])));
+
+                                sb.Append(" (");
                                 foreach (var tbcol in uk.Columns)
                                 {
-                                    sb.Append(" ");
                                     sb.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
-                                    sb.Append("TYPE set(8192) GRANULARITY 5,  ");
+                                    sb.Append(", ");
                                 }
-                                sb.Remove(sb.Length - 2, 2);
+                                sb.Remove(sb.Length - 2, 2).Append(") ");
+                                sb.Append("TYPE set(8192) GRANULARITY 5,");
                             }
                             sb.Remove(sb.Length - 1, 1);
                             sb.Append("\r\n) ");
@@ -132,7 +195,8 @@ namespace FreeSql.ClickHouse
                             {
                                 sb.Append(" \r\nORDER BY ( ");
                                 var ls = new StringBuilder();
-                                foreach (var tbcol in tb.Primarys) ls.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
+                                foreach (var tbcol in tb.Primarys)
+                                    ls.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
                                 sb.Append(ls);
                                 sb.Remove(sb.Length - 2, 2);
                                 sb.Append(" )");
@@ -140,15 +204,19 @@ namespace FreeSql.ClickHouse
                                 sb.Append(ls);
                                 sb.Remove(sb.Length - 2, 2).Append(",");
                             }
+
                             sb.Remove(sb.Length - 1, 1);
                             //if (string.IsNullOrEmpty(tb.Comment) == false)
                             //    sb.Append(" Comment=").Append(_commonUtils.FormatSql("{0}", tb.Comment));
                             sb.Append(" SETTINGS index_granularity = 8192;\r\n");
                             continue;
                         }
+
                         //如果新表，旧表在一个数据库下，直接修改表名
                         if (string.Compare(tbname[0], tboldname[0], true) == 0)
-                            sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tboldname[0], tboldname[1])).Append(" RENAME TO ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(";\r\n");
+                            sbalter.Append("RENAME TABLE ").Append(_commonUtils.QuoteSqlName(tboldname[0], tboldname[1]))
+                                .Append(" TO ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1]))
+                                .Append(";\r\n");
                         else
                         {
                             //如果新表，旧表不在一起，创建新表，导入数据，删除旧表
@@ -178,39 +246,124 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
                         {
                             column = string.Concat(a[0]),
                             sqlType = (string)a[1],
-                            is_nullable = string.Concat(a[2]) == "1",
+                            is_nullable = a[1]?.ToString().Contains("Nullable"),
                             is_identity = false,
                             comment = string.Concat(a[3]),
-                            is_primary= string.Concat(a[6]) == "1",
+                            is_primary = string.Concat(a[6]) == "1",
                         };
                     }, StringComparer.CurrentCultureIgnoreCase);
 
                     if (istmpatler == false)
                     {
                         var existsPrimary = tbstruct.Any(o => o.Value.is_primary);
+                        //对比列
                         foreach (var tbcol in tb.ColumnsByPosition)
                         {
-                            if (tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol) ||
+                            //表中有这个字段
-                                string.IsNullOrEmpty(tbcol.Attribute.OldName) == false && tbstruct.TryGetValue(tbcol.Attribute.OldName, out tbstructcol))
+                            var condition1 = tbstruct.TryGetValue(tbcol.Attribute.Name, out var tbstructcol);
+                            var condition2 = string.IsNullOrEmpty(tbcol.Attribute.OldName) == false;
+                            if (condition1 || condition2 && tbstruct.TryGetValue(tbcol.Attribute.OldName, out tbstructcol))
                             {
                                 var isCommentChanged = tbstructcol.comment != (tbcol.Comment ?? "");
-                                if (tbcol.Attribute.DbType.StartsWith(tbstructcol.sqlType, StringComparison.CurrentCultureIgnoreCase) == false ||
+                                var ckDbType = CkNullableAdapter(tbcol.Attribute.DbType, tbcol.Attribute.IsPrimary);
-                                    tbcol.Attribute.IsNullable != tbstructcol.is_nullable || isCommentChanged)
+                                ckDbType = CkIntAdapter(ckDbType);
-                                    sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" MODIFY COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(tbcol.Attribute.IsNullable ? $"Nullable({tbcol.Attribute.DbType.Split(' ').First()})":tbcol.Attribute.DbType.Split(' ').First()).Append(";\r\n");
+                                var typeCondition1 = RemoveSpaceComparison(tbstructcol.sqlType, ckDbType) == false;
-                                if(isCommentChanged) sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" COMMENT COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? "")).Append(";\r\n");
+                                var typeCondition2 = tbcol.Attribute.IsNullable != tbstructcol.is_nullable;
+                                if (typeCondition1 || typeCondition1 || isCommentChanged)
+                                {
+                                    sbalter.Append("ALTER TABLE ")
+                                        .Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}"))
+                                        .Append(" MODIFY COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column))
+                                        .Append(tbcol.Attribute.IsNullable && tbcol.Attribute.DbType.Contains("Nullable") == false
+                                            ? $"Nullable({tbcol.Attribute.DbType.Split(' ').First()})"
+                                            : tbcol.Attribute.DbType.Split(' ').First())
+                                        .Append(";\r\n");
+                                }
+
+                                if (isCommentChanged)
+                                    sbalter.Append("ALTER TABLE ")
+                                        .Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}"))
+                                        .Append(" COMMENT COLUMN ")
+                                        .Append(_commonUtils.QuoteSqlName(tbstructcol.column))
+                                        .Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? "")).Append(";\r\n");
                                 if (string.Compare(tbstructcol.column, tbcol.Attribute.OldName, true) == 0)
-                                    sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}")).Append(" COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column)).Append(" TO ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(";\r\n");
+                                    sbalter.Append("ALTER TABLE ")
+                                        .Append(_commonUtils.QuoteSqlName($"{tbname[0]}.{tbname[1]}"))
+                                        .Append(" RENAME COLUMN ").Append(_commonUtils.QuoteSqlName(tbstructcol.column))
+                                        .Append(" TO ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name))
+                                        .Append(";\r\n");
                                 continue;
                             }
+
                             //添加列
-                            sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(" ADD ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType);
+                            sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1]))
-                            if (tbcol.Attribute.IsNullable == false && tbcol.DbDefaultValue != "NULL" && tbcol.Attribute.IsIdentity == false) sbalter.Append(" DEFAULT ").Append(tbcol.DbDefaultValue);
+                                .Append(" ADD ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ")
-                            if (string.IsNullOrEmpty(tbcol.Comment) == false) sbalter.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? ""));
+                                .Append(tbcol.Attribute.DbType);
+                            if (tbcol.Attribute.IsNullable == false && tbcol.DbDefaultValue != "NULL" &&
+                                tbcol.Attribute.IsIdentity == false)
+                                sbalter.Append(" DEFAULT ").Append(tbcol.DbDefaultValue);
+                            if (string.IsNullOrEmpty(tbcol.Comment) == false)
+                                sbalter.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment ?? ""));
                             sbalter.Append(";\r\n");
                         }
 
+                        var indexSelectSql = _commonUtils.FormatSql(
+                            @"SELECT name,expr FROM system.data_skipping_indices WHERE database={0}",
+                            tboldname ?? tbname);
+                        var indexCollect = _orm.Ado.Query<ClickHouseTableIndex>(CommandType.Text, indexSelectSql);
+                        //对比索引
+                        foreach (var uk in tb.Indexes)
+                        {
+                            if (string.IsNullOrEmpty(uk.Name) || uk.Columns.Any() == false)
+                                continue;
+                            var ukname = ReplaceIndexName(uk.Name, tbname[1]);
+                            //先判断表中有没此字段的索引
+                            if (indexCollect.Any(c => RemoveSpaceComparison(c.expr, string.Join(',', uk.Columns.Select(i => i.Column.CsName)))))
+                            {
+                                //有这个字段的索引，但是名称不一样 修改名 , ClickHouse不支持修改列
+                                //if (!indexCollect.Where(c => c.name == uk.Name).Any())
+                                //{
+                                //    
+                                //    sbalter.Append("ALTER TABLE ")
+                                //        .Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1]))
+                                //        .Append(" DROP INDEX ").Append(ukname).Append(" ").Append(";\r\n");
+
+                                //    //添加
+                                //    sbalter.Append("ALTER TABLE ")
+                                //        .Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1]))
+                                //        .Append(" ADD INDEX ").Append(ukname).Append(" (");
+                                //    foreach (var tbcol in uk.Columns)
+                                //    {
+                                //        sbalter.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
+                                //        sbalter.Append(", ");
+                                //    }
+
+                                //    sbalter.Remove(sbalter.Length - 2, 2).Append(") TYPE set(8192) GRANULARITY 5")
+                                //        .Append(";\r\n");
+                                //}
+                            }
+                            else
+                            {
+                                //创建索引
+                                sbalter.Append("ALTER TABLE ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1]))
+                                    .Append(" ADD INDEX ").Append(ukname).Append(" (");
+                                foreach (var tbcol in uk.Columns)
+                                {
+                                    sbalter.Append(_commonUtils.QuoteSqlName(tbcol.Column.Attribute.Name));
+                                    sbalter.Append(", ");
                                 }
 
+                                sbalter.Remove(sbalter.Length - 2, 2).Append(") TYPE set(8192) GRANULARITY 5")
+                                    .Append(";\r\n");
+                            }
+                        }
+                    }
+                    if (istmpatler == false)
+                    {
+                        sb.Append(sbalter);
+                        Console.WriteLine(sb.ToString());
+                        continue;
+                    }
 
                     //创建临时表，数据导进临时表，然后删除原表，将临时表改名为原表名
                     var tablename = tboldname == null ? _commonUtils.QuoteSqlName(tbname[0], tbname[1]) : _commonUtils.QuoteSqlName(tboldname[0], tboldname[1]);
@@ -221,7 +374,8 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
                     {
                         tbcol.Attribute.DbType = tbcol.Attribute.DbType.Replace(" NOT NULL", "");
                         sb.Append(" \r\n  ").Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(" ").Append(tbcol.Attribute.DbType);
-                        if (string.IsNullOrEmpty(tbcol.Comment) == false) sb.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment));
+                        if (string.IsNullOrEmpty(tbcol.Comment) == false)
+                            sb.Append(" COMMENT ").Append(_commonUtils.FormatSql("{0}", tbcol.Comment));
                         sb.Append(",");
                     }
 
@@ -244,7 +398,8 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
                     {
                         sb.Append(" \r\nORDER BY ( ");
                         var ls = new StringBuilder();
-                        foreach (var tbcol in tb.Primarys) ls.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
+                        foreach (var tbcol in tb.Primarys)
+                            ls.Append(_commonUtils.QuoteSqlName(tbcol.Attribute.Name)).Append(", ");
                         sb.Append(ls);
                         sb.Remove(sb.Length - 2, 2);
                         sb.Append(" )");
@@ -280,6 +435,8 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
                     sb.Remove(sb.Length - 2, 2).Append(" FROM ").Append(tablename).Append(";\r\n");
                     sb.Append("DROP TABLE ").Append(tablename).Append(";\r\n");
                     sb.Append("RENAME TABLE ").Append(tmptablename).Append(" TO ").Append(_commonUtils.QuoteSqlName(tbname[0], tbname[1])).Append(";\r\n");
+
+
                 }
                 return sb.Length == 0 ? null : sb.ToString();
             }
@@ -299,7 +456,8 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
 
             object LocalExecuteScalar(string db, string sql)
             {
-                if (string.Compare(database, db) != 0) conn.Value.ChangeDatabase(db);
+                if (string.Compare(database, db) != 0)
+                    conn.Value.ChangeDatabase(db);
                 try
                 {
                     using (var cmd = conn.Value.CreateCommand())
@@ -311,17 +469,65 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
                 }
                 finally
                 {
-                    if (string.Compare(database, db) != 0) conn.Value.ChangeDatabase(database);
+                    if (string.Compare(database, db) != 0)
+                        conn.Value.ChangeDatabase(database);
                 }
             }
+
+            string CkNullableAdapter(string dbType, bool isPrimary)
+            {
+                return isPrimary
+                    ? dbType.Replace("Nullable(", "").Replace(") NOT NULL", "")
+                    : dbType.Replace(" NOT NULL", "");
+            }
+
+            string CkIntAdapter(string dbType)
+            {
+                var result = dbType;
+                if (dbType.ToLower().Contains("int32"))
+                {
+                    if (dbType.Contains("Nullable"))
+                    {
+                        result = "Nullable(Int32)";
+                    }
+                    else
+                    {
+                        result = "Int32";
+                    }
+                }else if (dbType.ToLower().Contains("int64"))
+                {
+                    if (dbType.Contains("Nullable"))
+                    {
+                        result = "Nullable(Int64)";
+                    }
+                    else
+                    {
+                        result = "Int64";
+                    }
+                }
+
+                return result;
+            }
+
+            //去除空格后比较
+            bool RemoveSpaceComparison(string a, string b)
+            {
+                a = Regex.Replace(a, @"\s", "").ToLower();
+                b = Regex.Replace(b, @"\s", "").ToLower();
+                return a == b;
+            }
+            
         }
 
         public override int ExecuteDDLStatements(string ddl)
         {
-            if (string.IsNullOrEmpty(ddl)) return 0;
+            if (string.IsNullOrEmpty(ddl))
-            var scripts = ddl.Split(new string[] { ";\r\n" }, StringSplitOptions.None).Where(a => string.IsNullOrEmpty(a.Trim()) == false).ToArray();
+                return 0;
+            var scripts = ddl.Split(new string[] { ";\r\n" }, StringSplitOptions.None)
+                .Where(a => string.IsNullOrEmpty(a.Trim()) == false).ToArray();
 
-            if (scripts.Any() == false) return 0;
+            if (scripts.Any() == false)
+                return 0;
 
             var affrows = 0;
             foreach (var script in scripts)
@@ -329,4 +535,16 @@ where a.database in ({0}) and a.table in ({1})", tboldname ?? tbname);
             return affrows;
         }
     }
+
+    internal class ClickHouseTableIndex
+    {
+        public string name
+        {
+            get; set;
+        }
+        public string expr
+        {
+            get; set;
+        }
+    }
 }