Re: rman block recovery

From: <zigzagdna_at_yahoo.com>
Date: Fri, 13 Apr 2012 21:28:19 -0700 (PDT)
Message-ID: <14237644.574.1334377699501.JavaMail.geo-discussion-forums_at_vbdn7>



On Thursday, April 12, 2012 2:22:41 PM UTC-4, Mladen Gogala wrote:
> On Thu, 12 Apr 2012 09:13:19 -0700, joel garry wrote:
>
> > Look again at the link I posted, restrictions, you can't do PITR with
> > block recovery. But the example shows you can limit the time of the
> > backup restored _from_. An interesting distinction, eh? It would be
> > inconsistent, but I'm presuming the inability to write to it once
> > corrupt would prevent the inconsistency, because the final redo stream
> > vector would be the last good one. There should be some testing done
> > around this, presumptions aren't so good, and something is bothering me
> > about the redo getting ahead of the data file, especially if the
> > corruption is not detected until backup time.
>
> I have never used block recovery with RMAN. Modern SAN equipment is very
> reliable, I've never had any need to do so. Have you done it? What were
> the circumstances?
>
>
>
> --
> http://mgogala.byethost5.com

Joel:

the link I posted, restrictions, you can't do PITR with
> > block recovery. But the example shows you can limit the time of the
> > backup restored _from_. An interesting distinction, eh?

Thanks a lot for pointing this, Received on Fri Apr 13 2012 - 23:28:19 CDT

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