单选题You issue the following RMAN command to set a retention policy on a database: RMAN>CONFIGURE RETENTION POLICY TO REDUNDANCY 2; What will be the outcome of issuing this command? （）A After two days, a backup will be marked obsoleteB After two days, a bac
题目
单选题
You issue the following RMAN command to set a retention policy on a database: RMAN>CONFIGURE RETENTION POLICY TO REDUNDANCY 2; What will be the outcome of issuing this command? （）
A
After two days, a backup will be marked obsolete
B
After two days, a backup will be deleted from the media
C
If the RMAN repository has records of two or more recent backups of a file, then older backups will be deleted from the media.
D
If the RMAN repository has records of two or more recent backups of a file, then older backups will be marked obsolete.