Analyze the query access plan to visualize the choices the optimizer makes in accessing the data.

分析查询访问计划，从而可以切实看到优化器对访问数据作出的选择。

youdao

Analyze the query access plan to visualize the choices the optimizer makes in accessing the data.

分析查询访问计划，从而可以切实看到优化器对访问数据作出的选择。

youdao