April 1999
Intermediate to advanced
584 pages
23h 17m
English
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Backup and Recovery
Even with redundant hardware, you will still need to back up your database. You can do this through a logical backup (export) or a physical backup at the datafile level. As you’d expect, there are tradeoffs with each mechanism in terms of how long it takes to recover, how long the database might be unavailable, and how consistent the backup is. Chapter 4, covers this subject in some detail.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.