Synchronization code

Src/Asp.NetCore2/SqlSugar/Abstract/QueryableProvider/QueryableHelper.cs

@@ -1198,10 +1198,14 @@ namespace SqlSugar
                 tableName = this.QueryBuilder.LambdaExpressions.DbMehtods.GetTableWithDataBase
                 (this.QueryBuilder.Builder.GetTranslationColumnName(dbName), this.QueryBuilder.Builder.GetTranslationColumnName(tableName));
             }
-            var dbLinkName = this.Context.CurrentConnectionConfig.DbLinkName;
-            if (dbLinkName.HasValue()) 
+
+            if (attr != null && configId != attr.configId.ObjToString())
             {
-                tableName = dbLinkName+"."+this.QueryBuilder.Builder.GetTranslationColumnName(oldTableName);
+                var dbLinkName = this.Context.Root.GetConnection(attr.configId).CurrentConnectionConfig.DbLinkName;
+                if (dbLinkName != null)
+                {
+                    tableName = dbLinkName + "." + this.QueryBuilder.Builder.GetTranslationColumnName(oldTableName);
+                }
             }
             return tableName;
         }

Src/Asp.NetCore2/SqlSugar/Realization/PostgreSQL/SqlBuilder/PostgreSQLBuilder.cs

@@ -80,6 +80,10 @@ namespace SqlSugar
             var mappingInfo = context
                 .MappingTables
                 .FirstOrDefault(it => it.EntityName.Equals(name, StringComparison.CurrentCultureIgnoreCase));
+            if (mappingInfo == null && name.Contains(".") && name.Contains("\"")) 
+            {
+                return name;
+            }
             name = (mappingInfo == null ? name : mappingInfo.DbTableName);
             if (name.Contains(".")&& !name.Contains("(")&&!name.Contains("\".\""))
             {