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Home -> Community -> Mailing Lists -> Oracle-L -> Re: Checkpoint ...
> Whenever checkpoint happens datafile header scn and controlfile scn
> will be in sink. Is my assumption is right? Is there any other scenarios
> where checkpoint only update controlfile and doesn't update datafile
> header? Agreed, during "begin backup" mode datafile header will be
> frozen.. Other than that any scenarios?
Note that not the *whole* header of a datafile is *not* frozen during backup mode, only the checkpoint_scn and checkpoint_time structure in it are (+ possibly few others), but for example checkpoint_count for this datafile still keeps incrementing due checkpoints.
Tanel.
-- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: Tanel Poder INET: tanel.poder.003_at_mail.ee Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: ListGuru_at_fatcity.com (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).Received on Fri Jan 16 2004 - 09:49:33 CST
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