欢迎光临
我们一直在努力

【2019年8月版】OCP 071认证考试原题-第43题

Choose two.

You execute this command:

TRUNCATE TABLE depts;

Which two are true?

A) It drops any triggers defined on the table.

B) It retains the indexes defined on the table.

C) It retains the integrity constraints defined on the table.

D) A ROLLBACR statement can be used to retrieve the deleted data.

E) It always retains the space used by the removed rows.

F) A FLASHBACK TABLE statement can be used to retrieve the deleted data.

Answer::BC

(解析:基本的考点。)

赞(0)
【声明】:本博客不参与任何交易,也非中介,仅记录个人感兴趣的主机测评结果和优惠活动,内容均不作直接、间接、法定、约定的保证。访问本博客请务必遵守有关互联网的相关法律、规定与规则。一旦您访问本博客,即表示您已经知晓并接受了此声明通告。