Re: Downgrading Oracle RMAN catalog from 11.2 to 10.2

  • From: Michael Wehrle <michaelw436@xxxxxxxxx>
  • To: merchanti@xxxxxxxxxxx
  • Date: Wed, 9 Mar 2011 16:53:01 -0500

While you investigate the issue, you can switch your backups to not connect
to the catalog until the backup is complete, then connect to the catalog
just to do a resync once the backup is done.

On Wed, Mar 2, 2011 at 1:11 PM, Imtiaz Merchant <merchanti@xxxxxxxxxxx>wrote:

>  I just upgraded an RMAN catalog yesterday from 10.2 to 11.2 and the
> backups were 20% slower overnight, so am suspecting the catalog version for
> now.  I updated the stats as well, but doesn't provide me with a good
> estimate. I can do a restore of the database before the upgrade, but just
> wanted to see if I could do it without a restore.
> Anybody have any experience having to downgrade a newer version RMAN
> catalog to a lower version (ex. from 11.2 to 10.2, etc).  Any ideas, how to
> do that?

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