使用事务批量导入数据

///

        /// 使用事务和SqlBulkCopy批量导入数据
        /// By Serein  2013-12-31
        ///

        /// 表名
        /// 數據集
        public string SqlBulkCopyData(string tableName, DataTable dt)
        {
            string msg = string.Empty;
            SetConnection();
            Cmd.Connection.Open();
            SqlTransaction sqlbulkTransaction = Cmd.Connection.BeginTransaction();
            SqlBulkCopy copy = new SqlBulkCopy(Cmd.Connection, SqlBulkCopyOptions.CheckConstraints, sqlbulkTransaction);
            copy.DestinationTableName = tableName;
            foreach (DataColumn dc in dt.Columns)
            {
                copy.ColumnMappings.Add(dc.ColumnName, dc.ColumnName);
            }
            try
            {
                copy.WriteToServer(dt);
                sqlbulkTransaction.Commit();
                msg = "S0000";
            }
            catch (Exception ex)
            {
                sqlbulkTransaction.Rollback();
                //Console.WriteLine(ex.ToString());
                msg =  ex.Message;
                //throw ex;
            }
            finally
            {
                copy.Close();
                Cmd.Connection.Close();
            }
            return msg;
        }

 

 

 

SqlCommand Cmd = new SqlCommand();

        void SetConnection()
        {
            if (Cmd.Connection == null)
            {
                switch (DataBase)
                {
                    case "MBS":
                        Cmd.Connection = new SqlConnection(ConfigurationManager.ConnectionStrings["MBSConnectionString"].ConnectionString);
                        break;

}

}

}