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Oracle 11g R1/R2 Real Application Clusters Essentials by Syed Jaffer Hussain, Ben Prusinski

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Chapter 7. Backup and Recovery

Data and its continuous availability indeed play a vital role in building up an organization's reputation and helps in its growth. Therefore, protecting the precious data against any type of data loss is one of the critical responsibilities of a database administrator.

Unfortunately, some people believe that Oracle RAC not only provides high availability, but also guards against media failures. Perhaps, it is important to understand the individual roles played by Oracle RAC and Oracle Recovery Manager (RMAN) utilities. Although Oracle RAC provides defense against an instance or node failure, it cannot be used to guard against data loss events. However, the Oracle RMAN utility supports numerous backup and recovery ...

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