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执行一条 Mysql 语句用了 40 分钟，好慢啊 - V2EX

 6 years ago
source link: https://www.v2ex.com/t/432153
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MySQL - @frozenway - mysql> SELECT count(*) AS tt,`agent`,`ip`,`isp` FROM `sh_agent_log` GROUP BY `ip` ORDER BY tt DESC

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