1.3. RMAN Repository and Control Files

The RMAN utility uses two methods of storing information about the target databases that are backed up. Oracle calls the collection of metadata about the target databases the RMAN repository. There are two methods of storing data in the RMAN repository. The first method is by accessing an RMAN catalog of information about backups. The second method is by accessing the necessary information about backups in the target database's control files.

Oracle recommends that you store RMAN backup data in the catalog database as opposed to the RMAN repository for most medium-sized to enterprise environments. This allows full functionality of the RMAN utility. This catalog is another Oracle database with special RMAN ...

Get OCP: Oracle 10g Administration II Study Guide: Exam 1Z0-043 now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.