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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Time for action – changing the database name
Follow these steps to change DB_UNIQUE_NAME of a database in the Data Guard broker configuration.
- Prior to changing the database name, disable the database from the configuration as follows:
DGMGRL> show database 'INDIA_UN'; Database - INDIA_UN Role: PHYSICAL STANDBY Intended State: APPLY-ON Transport Lag: 0 seconds Apply Lag: 0 seconds Real Time Query: ON Instance(s): INDIA Database Status: SUCCESS DGMGRL> disable database 'INDIA_UN'; Disabled.
- Change the
DB_UNIQUE_NAMEvalue of the standby database as follows:SQL> select db_unique_name,database_role from v$database; DB_UNIQUE_NAM DATABASE_ROLE ------------- ---------------- india_un PHYSICAL STANDBY SQL> alter system set db_unique_name='INDIA_NEW' ...
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