注意：理想情况下，可以将数据访问逻辑分隔到它自己的部署单元中并且保持控制器没有被混杂。

NOTE: Ideally, you could separate the data access logic into its own deployment unit and keep the controller pure.

youdao

注意：理想情况下，可以将数据访问逻辑分隔到它自己的部署单元中并且保持控制器没有被混杂。

NOTE: Ideally, you could separate the data access logic into its own deployment unit and keep the controller pure.

youdao