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Performance & Availability
This discussion is archived
on Feb 25, 2011 1:33 PM by mseberg
Data Guard setup between 11gr1 and 11gr2
Feb 25, 2011 4:38 AM
Can we setup Data Guard between 11gr1 (Primary) and 11gr2 (Secondary).
I have the same question
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Re: Data Guard setup between 11gr1 and 11gr2
Feb 25, 2011 1:33 PM
in response to
No. They should be the same version. Refer to B28294-03 for more details. (see 2.3.2 Oracle Software Requirements)
During a rolling upgrade, you can run different releases of the Oracle database but that should be the only time.
This might be of interest:
Oracle11g Data Guard: Database Rolling Upgrade Shell Script [ID 949322.1]
The first time I ran a quarterly CPU patch on a Data Guard I had to stop for a moment because part of we wanted to run the SQL on the Standby too. Of course Data Guard handles this.
This Oracle note might be is interest:
Master Note for Data Guard [ID 1101938.1]