考试
2021-02-25 12:21:41

(单选题)In which&#8

题目描述

A when all the online redo log groups are multiplexed and one of the members of a group is missing

B when all the online redo log groups are not multiplexed and one log group is missing

C when all the control files are missing

D when some important tables are deleted from the database and purged from the Recycle Bin

答案解析

[db:答案解析]

A

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