Reading through the slow query log is best done with the mysqldumpslow command.

阅读慢速查询日志最好是通过mysqldumpslow命令进行。

youdao

A query is often slow because it has no index or an inefficient index.

查询很慢，因为没有索引或者索引不足够。

youdao

A query is often slow because it has no index or an inefficient index.

查询很慢，因为没有索引或者索引不足够。

youdao