Catalog Backup Strategies
If you implement a catalog, it then demands the attention that you would give to any other important production database. As with any production database, there are various backup and recovery strategies:
Full export
Cold backup
Hot backup
RMAN backup
Hot standby
Recreating catalog
Each method has its advantages and disadvantages that you should weigh based on your business requirements. Some of the significant issues related to each backup method are discussed next.
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