June 2013
Beginner
404 pages
9h 40m
English
Content preview from Oracle Data Guard 11gR2 Administration : Beginner's GuideBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Standby database
It is possible to configure a standby database simply by copying, cloning, or restoring a primary database to a different server. Then the Data Guard configurations are made on the databases in order to start the transfer of redo information from primary to standby and also to start the apply process on the standby database.
Tip
Primary and standby databases may exist on the same server; however, this kind of configuration should only be used for testing. In a production environment, the primary and standby database servers are generally preferred to be on separate data centers.
Data Guard keeps the primary and standby databases synchronized by using redo information. As you may know, transactions on an Oracle database produce redo ...
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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.