<h3 id="mysql-execution-plan-analysis">MySQL execution plan analysis</h3> <table> <thead> <tr> <th>column name</th> <th style="text-align: center">meaning</th> </tr>

<h3 id="sql-optimization-tips-summary">SQL Optimization Tips Summary</h3> <p>The summary is as follows:</p> <p>Decompose SQL</p> <p>The most typical case of query segmentation is paging query</p>