diff --git a/Src/Asp.NetCore2/SqlSugar.TDengineCore/TDengine/SqlBuilder/TDengineUpdateBuilder.cs b/Src/Asp.NetCore2/SqlSugar.TDengineCore/TDengine/SqlBuilder/TDengineUpdateBuilder.cs
index a6d2bfbc8..d8d8b98cc 100644
--- a/Src/Asp.NetCore2/SqlSugar.TDengineCore/TDengine/SqlBuilder/TDengineUpdateBuilder.cs
+++ b/Src/Asp.NetCore2/SqlSugar.TDengineCore/TDengine/SqlBuilder/TDengineUpdateBuilder.cs
@@ -6,244 +6,16 @@ using System.Text;
 namespace SqlSugar.TDengine
 {
     public class TDengineUpdateBuilder : UpdateBuilder
-    {
-        public override string SqlTemplateBatch
+    { 
+        public override string ToSqlString()
         {
-            get
-            {
-                return @"UPDATE  {1} {2} SET {0} FROM  ${{0}}  ";
-            }
+            throw new NotSupportedException("TDengine库不支持更新操作");
         }
-        public override string SqlTemplateJoin
-        {
-            get
-            {
-                return @"            (VALUES
-              {0}
-
-            ) AS T ({2}) WHERE {1}
-                 ";
-            }
-        }
-
-        public override string SqlTemplateBatchUnion
-        {
-            get
-            {
-                return ",";
-            }
-        }
-
-        public  object FormatValue(object value,string name,int i,DbColumnInfo columnInfo)
-        {
-            if (value == null)
-            {
-                return "NULL";
-            }
-            else
-            {
-                var type =UtilMethods.GetUnderType(value.GetType());
-                if (type == UtilConstants.DateType||columnInfo.IsArray||columnInfo.IsJson)
-                {
-                    var parameterName = this.Builder.SqlParameterKeyWord + name + i;
-                    var paramter = new SugarParameter(parameterName, value);
-                    if (columnInfo.IsJson) 
-                    {
-                        paramter.IsJson = true;
-                    }
-                    if (columnInfo.IsArray) 
-                    {
-                        paramter.IsArray = true;
-                    }
-                    this.Parameters.Add(paramter);
-                    return parameterName;
-                }
-                else if (type == UtilConstants.DateTimeOffsetType)
-                {
-                    return FormatDateTimeOffset(value);
-                }
-                else if (type == UtilConstants.ByteArrayType)
-                {
-                    string bytesString = "0x" + BitConverter.ToString((byte[])value);
-                    return bytesString;
-                }
-                else if (type.IsEnum())
-                {
-                    if (this.Context.CurrentConnectionConfig.MoreSettings?.TableEnumIsString == true)
-                    {
-                        return value.ToSqlValue();
-                    }
-                    else
-                    {
-                        return Convert.ToInt64(value);
-                    }
-                }
-                else if (type == UtilConstants.BoolType)
-                {
-                    return value.ObjToBool() ? "1" : "0";
-                }
-                else if (type == UtilConstants.StringType || type == UtilConstants.ObjType)
-                {
-                    return "'" + value.ToString().ToSqlFilter() + "'";
-                }
-                else
-                {
-                    return "'" + value.ToString() + "'";
-                }
-            }
-        }
-
         protected override string TomultipleSqlString(List<IGrouping<int, DbColumnInfo>> groupList)
         {
-            Check.Exception(PrimaryKeys == null || PrimaryKeys.Count == 0, " Update List<T> need Primary key");
-            int pageSize = 200;
-            int pageIndex = 1;
-            int totalRecord = groupList.Count;
-            int pageCount = (totalRecord + pageSize - 1) / pageSize;
-            StringBuilder batchUpdateSql = new StringBuilder();
-            while (pageCount >= pageIndex)
-            {
-                StringBuilder updateTable = new StringBuilder();
-                string setValues = string.Join(",", groupList.First().Where(it => it.IsPrimarykey == false && (it.IsIdentity == false || (IsOffIdentity && it.IsIdentity))).Select(it =>
-                {
-                    if (SetValues.IsValuable())
-                    {
-                        var setValue = SetValues.Where(sv => sv.Key == Builder.GetTranslationColumnName(it.DbColumnName));
-                        if (setValue != null && setValue.Any())
-                        {
-                            return setValue.First().Value;
-                        }
-                    }
-                    var result = string.Format("{0}=T.{0}", Builder.GetTranslationColumnName(it.DbColumnName));
-                    return result;
-                }));
-                string tempColumnValue = string.Join(",", groupList.First().Select(it =>
-                {
-                    if (SetValues.IsValuable())
-                    {
-                        var setValue = SetValues.Where(sv => sv.Key == Builder.GetTranslationColumnName(it.DbColumnName));
-                        if (setValue != null && setValue.Any())
-                        {
-                            return setValue.First().Value;
-                        }
-                    }
-                    var result = Builder.GetTranslationColumnName(it.DbColumnName);
-                    return result;
-                }));
-                batchUpdateSql.AppendFormat(SqlTemplateBatch.ToString(), setValues, GetTableNameStringNoWith, TableWithString);
-                int i = 0;
-                var tableColumnList = this.Context.DbMaintenance.GetColumnInfosByTableName(GetTableNameStringNoWith);
-                
-                foreach (var columns in groupList.Skip((pageIndex - 1) * pageSize).Take(pageSize).ToList())
-                {
-                    var isFirst = i == 0;
-                    if (!isFirst)
-                    {
-                        updateTable.Append(SqlTemplateBatchUnion);
-                    }
-                    updateTable.Append("\r\n (" + string.Join(",", columns.Select(it =>
-                    {
-                        var columnInfo = tableColumnList.FirstOrDefault(x => x.DbColumnName.Equals(it.DbColumnName, StringComparison.OrdinalIgnoreCase));
-                        var dbType = columnInfo?.DataType;
-                        if (dbType == null) {
-                            var typeName = it.PropertyType.Name.ToLower();
-                            if (columnInfo==null&&it.PropertyType.IsEnum) 
-                            {
-                                if (this.Context.CurrentConnectionConfig?.MoreSettings?.TableEnumIsString!=true)
-                                {
-                                    typeName = "int";
-                                }
-                            }
-                            if (typeName == "int32")
-                                typeName = "int";
-                            if (typeName == "int64")
-                                typeName = "long";
-                            if (typeName == "int16")
-                                typeName = "short";
-                            if (typeName == "boolean")
-                                typeName = "bool";
-
-                            var isAnyType = TDengineDbBind.MappingTypesConst.Where(x => x.Value.ToString().ToLower() == typeName).Any();
-                            if (isAnyType)
-                            {
-                                dbType = TDengineDbBind.MappingTypesConst.Where(x => x.Value.ToString().ToLower() == typeName).FirstOrDefault().Key;
-                            }
-                            else {
-                                dbType = "varchar";
-                            }
-                        }
-                        return string.Format("CAST({0} AS {1})", base.GetDbColumn(it,FormatValue(it.Value,it.DbColumnName,i,it)), dbType);
-
-                    })) + ")");
-                    ++i;
-                }
-                pageIndex++;
-                updateTable.Append("\r\n");
-                string whereString = null;
-                if (this.WhereValues.HasValue())
-                {
-                    foreach (var item in WhereValues)
-                    {
-                        var isFirst = whereString == null;
-                        whereString += (isFirst ? null : " AND ");
-                        whereString += item;
-                    }
-                }
-                else if (PrimaryKeys.HasValue())
-                {
-                    foreach (var item in PrimaryKeys)
-                    {
-                        var isFirst = whereString == null;
-                        whereString += (isFirst ? null : " AND ");
-                        whereString += string.Format("{0}.{1}=T.{1}", GetTableNameStringNoWith, Builder.GetTranslationColumnName(item));
-                    }
-                }
-                var format = string.Format(SqlTemplateJoin, updateTable, whereString, tempColumnValue);
-                batchUpdateSql.Replace("${0}", format);
-                batchUpdateSql.Append(";");
-            }
-            batchUpdateSql = GetBatchUpdateSql(batchUpdateSql);
-            return batchUpdateSql.ToString();
+            throw new NotSupportedException("TDengine库不支持更新操作");
         }
 
-        private StringBuilder GetBatchUpdateSql(StringBuilder batchUpdateSql)
-        {
-            if (ReSetValueBySqlExpListType == null && ReSetValueBySqlExpList != null)
-            {
-                var result = batchUpdateSql.ToString();
-                foreach (var item in ReSetValueBySqlExpList)
-                {
-                    var dbColumnName = item.Value.DbColumnName;
-                    if (item.Value.Type == ReSetValueBySqlExpListModelType.List)
-                    {
-                        result = result.Replace($"{dbColumnName}=T.{dbColumnName}", $"{dbColumnName}={GetTableNameString}.{dbColumnName}{item.Value.Sql}T.{dbColumnName}");
-                    }
-                    else
-                    {
-                        result = result.Replace($"{dbColumnName}=T.{dbColumnName}", $"{dbColumnName}={item.Value.Sql.Replace(dbColumnName, $"{Builder.GetTranslationColumnName(this.TableName)}.{dbColumnName}")}");
-                    }
-                    batchUpdateSql = new StringBuilder(result);
-                }
-            }
-
-            return batchUpdateSql;
-        }
-        protected override string GetJoinUpdate(string columnsString, ref string whereString)
-        {
-            var formString = $"  {Builder.GetTranslationColumnName(this.TableName)}  AS {Builder.GetTranslationColumnName(this.ShortName)} ";
-            var joinString = "";
-            foreach (var item in this.JoinInfos)
-            {
-                whereString += " AND "+item.JoinWhere;
-                joinString += $"\r\n FROM {Builder.GetTranslationColumnName(item.TableName)}  {Builder.GetTranslationColumnName(item.ShortName)} ";
-            }
-            var tableName = formString + "\r\n ";
-            columnsString = columnsString.Replace(Builder.GetTranslationColumnName(this.ShortName)+".","")+joinString; 
-            return string.Format(SqlTemplate, tableName, columnsString, whereString);
-        }
-        public override string FormatDateTimeOffset(object value)
-        {
-            return "'" + ((DateTimeOffset)value).ToString("o") + "'";
-        }
+        
     }
 }
diff --git a/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs b/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
index 84d6dd3ec..936e24c5b 100644
--- a/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
+++ b/Src/Asp.NetCore2/TDengineTest/Demo/ORMTest.cs
@@ -24,8 +24,7 @@ namespace OrmTest
                 {
                     OnLogExecuting = (sql, p) =>
                     {
-                        Console.WriteLine(sql);
-                        Console.WriteLine(string.Join(",", p?.Select(it => it.ParameterName + ":" + it.Value)));
+                        Console.WriteLine(UtilMethods.GetNativeSql(sql,p)); 
                     }
                 }
             });