Synchronized code

Src/Asp.Net/SqlSugar/Realization/Dm/Queryable/DmQueryable.cs

@@ -13,11 +13,11 @@ namespace SqlSugar
             return this;
         }
 
-        public override ISugarQueryable<T> PartitionBy(string groupFileds)
+        //public override ISugarQueryable<T> PartitionBy(string groupFileds)
-        {
+        //{
-            this.GroupBy(groupFileds);
+        //    this.GroupBy(groupFileds);
-            return this;
+        //    return this;
-        }
+        //}
     }
     public class DmQueryable<T, T2> : QueryableProvider<T, T2>
     {

Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmFastBuilder.cs

@@ -50,8 +50,10 @@ namespace SqlSugar
         {
             var queryable = this.Context.Queryable<T>();
             var tableName = queryable.SqlBuilder.GetTranslationTableName(dt.TableName);
+            var sqlBuilder = this.Context.Queryable<object>().SqlBuilder;
+            var dts = dt.Columns.Cast<DataColumn>().Select(it => sqlBuilder.GetTranslationColumnName(it.ColumnName)).ToList();
             dt.TableName = "temp" + SnowFlakeSingle.instance.getID();
-            var sql = queryable.AS(tableName).Where(it => false).ToSql().Key;
+            var sql = queryable.AS(tableName).Where(it => false).Select(string.Join(",", dts)).ToSql().Key;
             await this.Context.Ado.ExecuteCommandAsync($"CREATE  TABLE {dt.TableName}    as ( {sql} ) ");
         }
         public override string UpdateSql { get; set; } = @"UPDATE  {1} TM    INNER JOIN {2} TE  ON {3} SET {0} ";

Src/Asp.Net/SqlSugar/Realization/Dm/SqlBuilder/DmQueryBuilder.cs

@@ -13,12 +13,17 @@ namespace SqlSugar
         public override string SqlTemplate
         {
             get
-            {
+            {  
                 return "SELECT {0}{" + UtilConstants.ReplaceKey + "} FROM {1}{2}{3}{4}";
             }
         }
         public override string ToSqlString()
         {
+
+            if (PartitionByValue.HasValue())
+            {
+                return base.ToSqlString();
+            }
             //Support MySql Model
             if (this.Context.CurrentConnectionConfig.MoreSettings?.DatabaseModel == DbType.MySql) 
             {
@@ -144,6 +149,11 @@ namespace SqlSugar
                 return "SELECT {0} FROM {1}{2}{3}{4} ";
             }
         }
+        public override string GetExternalOrderBy(string externalOrderBy)
+        {
+            return Regex.Replace(externalOrderBy, @"""\w+""\.", "");
+        }
+
         private string OffsetPage()
         {
             var skip = this.Skip ?? 1;

Src/Asp.Net/SqlSugar/Realization/Kdbndp/DbBind/KdbndpBind.cs

@@ -71,6 +71,7 @@ namespace SqlSugar
                     //new KeyValuePair<string, CSharpDataType>("int1",CSharpDataType.@byte),
                     new KeyValuePair<string, CSharpDataType>("smallint",CSharpDataType.@short),
                     new KeyValuePair<string, CSharpDataType>("smallint",CSharpDataType.@byte),
+                    new KeyValuePair<string, CSharpDataType>("tinyint",CSharpDataType.@byte),
                     new KeyValuePair<string, CSharpDataType>("int4",CSharpDataType.@int),
                     new KeyValuePair<string, CSharpDataType>("uint4",CSharpDataType.@int),
                     new KeyValuePair<string, CSharpDataType>("integer",CSharpDataType.@int),
@@ -114,7 +115,8 @@ namespace SqlSugar
                     new KeyValuePair<string, CSharpDataType>("xml",CSharpDataType.@string),
                     new KeyValuePair<string, CSharpDataType>("json",CSharpDataType.@string),
                     new KeyValuePair<string, CSharpDataType>("rowid",CSharpDataType.@string),
-
+                    new KeyValuePair<string, CSharpDataType>("information_schema.sql_identifier",CSharpDataType.@string),
+                    new KeyValuePair<string, CSharpDataType>("information_schema.cardinal_number",CSharpDataType.@string),
                     new KeyValuePair<string, CSharpDataType>("interval",CSharpDataType.@decimal),
                     new KeyValuePair<string, CSharpDataType>("lseg",CSharpDataType.@decimal),
                     new KeyValuePair<string, CSharpDataType>("macaddr",CSharpDataType.@decimal),

Src/Asp.Net/SqlSugar/Realization/Kdbndp/DbMaintenance/KdbndpDbMaintenance.cs

@@ -497,13 +497,13 @@ WHERE tgrelid = '" + tableName + "'::regclass");
                 {
 
                     ConvertCreateColumnInfo(item);
-                    if (item.DbColumnName.Equals("GUID", StringComparison.CurrentCultureIgnoreCase) && item.Length == 0)
+                    //if (item.DbColumnName.Equals("GUID", StringComparison.CurrentCultureIgnoreCase) && item.Length == 0)
-                    {
+                    //{
-                        if (item.DataType?.ToLower() != "uuid")
+                    //    if (item.DataType?.ToLower() != "uuid")
-                        {
+                    //    {
-                            item.Length = 10;
+                    //        item.Length = 10;
-                        }
+                    //    }
-                    }
+                    //}
                 }
             }
             string sql = GetCreateTableSql(tableName, columns);

Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpExpressionContext.cs

@@ -308,6 +308,10 @@ namespace SqlSugar
         public override string ToDate(MethodCallExpressionModel model)
         {
             var parameter = model.Args[0];
+            if (IsSqlServerModel(model))
+            {
+                return string.Format(" CAST({0} AS dateTime)", parameter.MemberName);
+            }
             return string.Format(" CAST({0} AS timestamp)", parameter.MemberName);
         }
         public override string DateAddByType(MethodCallExpressionModel model)
@@ -387,7 +391,7 @@ namespace SqlSugar
         public override string MergeString(params string[] strings)
         {
             var key = Guid.NewGuid() + "";
-            return " concat(" + string.Join(",", strings.Select(it => it?.Replace("+", key))).Replace("+", "").Replace(key, "+") + ") ";
+            return " pg_catalog.concat(" + string.Join(",", strings.Select(it => it?.Replace("+", key))).Replace("+", "").Replace(key, "+") + ") ";
         }
         public override string IsNull(MethodCallExpressionModel model)
         {

Src/Asp.Net/SqlSugar/Realization/Kdbndp/SqlBuilder/KdbndpQueryBuilder.cs

@@ -104,6 +104,11 @@ namespace SqlSugar
         #endregion
 
         #region Get SQL Partial
+        public override string GetExternalOrderBy(string externalOrderBy)
+        {
+            return Regex.Replace(externalOrderBy, @"""\w+""\.", "");
+        }
+
         public override string GetSelectValue
         {
             get

Src/Asp.Net/SqlSugar/Realization/Oracle/SqlBuilder/OracleExpressionContext.cs

@@ -391,7 +391,7 @@ namespace SqlSugar
         {
             var parameterNameA = mode.Args[0].MemberName;
             var parameterNameB = mode.Args[1].MemberName;
-            return $" SUBSTR({parameterNameA}, -2, {parameterNameB})  ";
+            return $" SUBSTR({parameterNameA}, (LENGTH({parameterNameA})-2), {parameterNameB})  ";
         }
 
         public override string Ceil(MethodCallExpressionModel mode)