Convenience methods are the methods used to open, close, and delete record stores.

便利方法就是那些用来打开、关闭和删除记录存储的方法。

youdao

Convenience methods are the methods used to open, close, and delete record stores.

便利方法就是那些用来打开、关闭和删除记录存储的方法。

youdao