Shulou(Shulou.com)06/03 Report--

One: SQL tuning

After using explain to analyze, if the efficiency is not high, it is generally due to the following reasons

An introduction to the index, see: https://blog.51cto.com/11009785/2367976

Index invalidation, see: https://blog.51cto.com/11009785/2406488

Second: architecture tuning

Please refer to: https://blog.51cto.com/11009785/2396762

Three: parameter tuning

Four: hardware tuning

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