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.
出自:Oracle认证