Re: unrecoverable datafiles ?

  • From: Chris King <ckaj111@xxxxxxxx>
  • To: Oracle-l Digest Users <oracle-l@xxxxxxxxxxxxx>, "oracle@xxxxxxxxxxxxxxx" <oracle@xxxxxxxxxxxxxxx>
  • Date: Thu, 27 Aug 2015 14:03:05 +0000 (UTC)

I ran the backup validate command on the standby. Lots of output, but no
corruption found on the standby. Also I did a select from
v$database_block_corruption when done and it returned no rows. So I have to
conclude that the standby database is okay.... but then why does this query, on
both primary and standby, still return five rows with Jan/Feb dates?

select file#,unrecoverable_time, unrecoverable_change# from v$datafile
whereunrecoverable_time is not null;

Is it possible that the standby is sound but the production/primary database is
not?

Thanks all!

From: Chris King <ckaj111@xxxxxxxx>
To: Oracle-l Digest Users <oracle-l@xxxxxxxxxxxxx>; "oracle@xxxxxxxxxxxxxxx"
<oracle@xxxxxxxxxxxxxxx>
Sent: Thursday, August 27, 2015 9:39 AM
Subject: Re: unrecoverable datafiles ?

Am I correct then to assume that if I rebuild the standby database that the
primary database will no longer list the five datafiles from January/February
as unrecoverable? Or do I have a potential issue with the primary database
here?

Some history:  When building the standby, I did force logging on the primary. I
do not recall if that was before or after the Jan/Feb timeframe.

I will run the rman verification commands to see what happens..
Thanks all!


I forgot to mention, sorry, your standby database istrash! >The unrecoverable
transactions that took place on theprimary, back in January and February, were
never applied to the standby. Ifyou ever >need to run the standby as a primary
(switchover or failover) or as aread only reporting database, then any
transactions that try to read the >tablesloaded with the unrecoverable data
will error out, probably as>follows:

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