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Mysql 通过show processlist 查看很多连接，但是都没有对应的sql

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Mysql 通过show processlist 查看很多连接，但是都没有对应的sql

Mysql 通过show processlist 查看很多连接，但是都没有对应的sql,这种是什么情况下会产生，按我理解有连接，应该都会有对应的sql


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实际上，连接是连接，执行是执行，你和数据库建立连接后，这个状态就是你看到有连接无执行sql。执行完sql后如果连接未关闭，那也是这种状态


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