当查询准备好后，数据库将分析、编译和优化执行该查询的计划。

When the query is prepared, the database will analyze, compile and optimize it's plan for executing the query.

youdao

当查询准备好后，数据库将分析、编译和优化执行该查询的计划。

When the query is prepared, the database will analyze, compile and optimize it's plan for executing the query.

youdao