You accidentally deleted all the orders in the ORDERS table. How can the error be corrected after a COMMIT command has been issued?单项选择题

A

ROLLBACK;

B

ROLLBACK COMMIT;

C

ROLLBACK TO SAVEPOINT;

D

None of the Transaction Control commands restores the deleted orders.

登录即可查看完整答案

我们收录了全球超50000道真实原题与详细解析,现在登录,立即获得答案。

更多留学生实用工具

加入我们,立即解锁 海量真题独家解析,让复习快人一步!