PHP，MySQL PDOException的死锁异常代码? [英] Deadlock exception code for PHP, MySQL PDOException?

问题描述

使用PHP PDO MySQL(异常模式).

Using PHP PDO MySQL, exception mode.

[MySQL]死锁的PDOException代码是否存在?

Does a PDOException code for [MySQL] deadlocks exist?

如果没有，还有其他选择吗?

Is there an alternative if it doesn't?

推荐答案

PDO :: errorInfo，PDOException :: errorInfo

MySQL服务器错误代码和消息；错误:1213 SQLSTATE:40001(ER_LOCK_DEADLOCK)

/*[...]*/

//error mode is exception
$pdoDBHandle->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);

try
{
    /*[...]*/
}
catch(\PDOException $exc)
{
    if(
        $exc->errorInfo[0]==40001 /*(ISO/ANSI) Serialization failure, e.g. timeout or deadlock*/;

        && $pdoDBHandle->getAttribute(\PDO::ATTR_DRIVER_NAME)=="mysql"
        && $exc->errorInfo[1]==1213  /*(MySQL SQLSTATE) ER_LOCK_DEADLOCK*/
    )
    {
        /*[...]*/
    }
    else
        throw $exc;
}

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