復制代碼 代碼如下:
 
//執行SQL語句 鎖掉stat_num表 
$sql = "LOCK TABLES stat_num WRITE"; //表的WRITE鎖定,阻塞其他所有mysql查詢進程 
$DatabaseHandler->exeCute($sql); 
//執行更新或寫入操作 
$sql = "UPDATE stat_num SET `correct_num`=`correct_num`+1 WHERE stat_date='{$cur_date}'"; 
$DatabaseHandler->exeCute($sql); 
//當前請求的所有寫操作做完后,執行解鎖sql語句 
$sql = "UNLOCK TABLES"; 
$DatabaseHandler->exeCute($sql); 
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