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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Creating a logical standby database
As mentioned, a physical standby database is needed to create a logical standby database. It is assumed that we have a Data Guard configuration with a primary and one or more physical standby databases, which are synchronized with the primary. In order to create a logical standby database, we should first check the primary and the physical standby databases and make them ready for a logical standby conversion. These configurations are as follows:
- Stopping the media recovery on the standby
- Configuring primary database initialization parameters to be ready for a logical standby role transition
- Building the LogMiner dictionary on the primary
- If standby is RAC, converting it to a single instance temporarily
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