使用SqlBulkCopy將DataTable百萬級數據瞬間入庫

        #region 使用SqlBulkCopy將DataTable中的數據批量插入數據庫中
        /// <summary>  
        /// 注意：DataTable中的列須要與數據庫表中的列徹底一致。/// </summary>  
        /// <param name="conStr">數據庫鏈接串</param>
        /// <param name="strTableName">數據庫中對應的表名</param>  
        /// <param name="dtData">數據集</param>  
        public static void SqlBulkCopyInsert(string conStr, string strTableName, DataTable dtData)
        {
            try
            {
                using (SqlBulkCopy sqlRevdBulkCopy = new SqlBulkCopy(conStr))           //引用SqlBulkCopy  
                {
                    sqlRevdBulkCopy.DestinationTableName = strTableName;                //數據庫中對應的表名  
                    sqlRevdBulkCopy.NotifyAfter = dtData.Rows.Count;                    //有幾行數據  
                    sqlRevdBulkCopy.WriteToServer(dtData);                              //數據導入數據庫  
                    sqlRevdBulkCopy.Close();                                            //關閉鏈接  
                }
            }
            catch (Exception ex)
            {
                throw (ex);
            }
        }
        #endregion