注意，即便是回滚情况，回调函数也必须执行一些清理：从已命名内存删除作为事务一部分的所有记录。

Note that even in the case of a rollback, the callback function must do some cleanup, removing all the records that were part of the transaction from the named memory.

youdao

ODBCapi函数进行记录的添加、编辑和删除，则此优化是不必要的。

ODBC API function for adding, editing, and deleting records, this optimization is unnecessary.

youdao

但是f又调用例如调用函数了另外一个会从数据库中删除一条记录的函数。

However, 'f' calls another function that deletes a record from the database.

youdao

但是f又调用例如调用函数了另外一个会从数据库中删除一条记录的函数。

However, 'f' calls another function that deletes a record from the database.

youdao