The purpose of using a cursor, in most cases, is to retrieve the rows from your cursor so that some type of operation can be performed on the data.

大多数情况下，使用游标的目的，就是从你的游标中取得行，然后可以对这些数据进行一些操作。

youdao

The purpose of using a cursor, in most cases, is to retrieve the rows from your cursor so that some type of operation can be performed on the data.

大多数情况下，使用游标的目的，就是从你的游标中取得行，然后可以对这些数据进行一些操作。

youdao