目录一、问题分析二、原因三、分析原因原因一：mysql服务宕机了原因二：MYSQL链接超时原因三：MYSQL请求链接进程被主动KILL原因四：your SQL statement was too large三、处理总结一、问题分析
i\'m using a php script for redirection after detecting the search word to my websiter from the search engines .
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