试题详情
- 单项选择题 What is the end result of these commands if they are successful？（） RMAN> show retention policy； RMAN configuration parameters for database with db_unique_name ORCL are： CONFIGURE RETENTION POLICY TO REDUNDANCY 1； # default Backup database tag=gold_copy plus archivelog tag=gold_copy delete input； Backup database tag=silver_copy plus archivelog tag=silver_copy delete input；
A、 Attempting to restore silver_copy will fail.
B、 Attempting to restore gold_copy will fail.
C、 Both backups will be available for restore without question.
D、 Attempting to restore gold_copy may or may not succeed.
E、 You will not be able to restore either gold_copy or silver_copy.
- D
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