移动端

  • 题王微信公众号

    题王微信公众号

    微信搜“题王网”真题密题、最新资讯、考试攻略、轻松拿下考试

单选题

You are working on an online transaction processing (OLTP) system. You notice that a PL/SQL procedure got executed twice at 2) 00 p.m. This has incorrectly updated the EMP_SAL table. How would you revert the table to its state at 2) 00 p.m.?()

发布日期:2020-04-10

You are working on an online transaction processin...
A

Perform point-in-time recovery to 2: 00 p.m.

B

Use Flashback Table feature to revert the changes.

C

Restore the entire database from the recent backup and open it.

D

Issue the rollback statement with system change number (SCN).

题王网让考试变得更简单

扫码关注题王,更多免费功能准备上线!

此试题出现在

CMS专题

CMS专题

去刷题
热门试题热门资讯 相关试题

暂无相关推荐~