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Home -> Community -> Mailing Lists -> Oracle-L -> Re: force logging
I am also running 9.2.
I am already running the standby DBs. U mean to say do I need to overwrite
the
existing control files of the standby databases.
eg.
SQL> ALTER DATABASE CREATE STANDBY CONTROLFILE AS 2 'D:\oracle\oradata\stby\control_sb01.ctl'; <-- This is the controlfile location of the standby database.
It is not going to do anything to my standby database?
I mean not failing or archive applying.
Regards - Chirag
On 9/8/05, Mark Bole <makbo_at_pacbell.net> wrote:
>
> Chirag DBA wrote:
> > Hi Team,
> >
> > I am running with 1 primary n 2 stand by DBs.
> >
> > I want to force logging the Primary Database. Do I need to do that on
> > Standby DBs.
> >
> > I think shutting down and again recover them in standby mode after doing
> > force logging.
> >
> > Or just simple putting Primary DB in Standby DB will do the work.
> >
> > Chirag
>
> Version information, as well as indicating physical or logical standby,
> would help.
>
> For a physical standby, it only makes sense to enable force logging on
> the primary, not the standby (although if you plan to switch Data Guard
> roles back and forth, I suppose you will need to ensure that the FORCE
> LOGGING clause also makes into the control file of the standby when it
> becomes the primary -- V$DATABASE in my version 9.2 physical standby
> does show FORCE LOGGING = yes). You could always recreate your standby
> control file for good measure.
>
> For a logical standby, it depends on the archivelog mode of the standby,
> and what your disaster recovery requirements for the logical standby are.
>
> FORCE LOGGING is only a preventive measure, it won't fix any
> pre-existing nologging operations that may have broken your standby.
>
> --
> Mark Bole
> http://www.bincomputing.com
>
>
>
> --
> http://www.freelists.org/webpage/oracle-l
>
-- http://www.freelists.org/webpage/oracle-lReceived on Thu Sep 08 2005 - 10:29:28 CDT
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