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1Z0-053 177-Q48

原创 Oracle 作者:cow977 时间:2016-09-11 20:08:33 0 删除 编辑
177-Q48:

You lose all control file copies and your datafiles are intact, but your online log files are unavailable. How do you recover the database in this situation?

A. Re-create the control file and open the database with RESETLOGS.

B. Restore a backup copy of the control file, perform incomplete recover, and manually specify the names of the online redo log files. Also, open the database with RESETLOGS.

C. Restore a backup copy of the control file, perform complete recover, and open the database with RESETLOGS.

D. Restore a backup copy of the control file, perform incomplete recover, and open the database with RESETLOGS.

Answer: D

你失去了所有的控制文件,你的数据库的数据文件是完整的,但在线日志文件不可用。在这种情况下,你如何恢复数据库?

D、恢复控制文件的备份副本,执行不完全恢复,并以RESETLOGS方式打开数据库。

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