Each query planner will generate the appropriate query language and send the request on to their respective query execution layer.

每个查询规划器会生成适当的查询语言，并将请求发送到其各自的查询执行层。

youdao

Each query planner will generate the appropriate query language and send the request on to their respective query execution layer.

每个查询规划器会生成适当的查询语言，并将请求发送到其各自的查询执行层。

youdao