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LOG_CEHCKPOINT_INTERVAL AND RECOVERY

From: Devinder Pal Singh <Devinder_Pal.Singh_at_pharma.novartis.com>
Date: Wed, 24 Mar 1999 13:30:55 -0500
Message-ID: <36F92F5F.1153329B@pharma.novartis.com>


Dear all,
This is regarding the log_cehckpoint_interval, It is said that if you want faster recovery, or smaller granularity of recovery, this parameter should be set to some value smaller than the size of your redo log file. My question is how does it help in recovery. Whenever a chekpoint happens, either explicit or implicit, it signals DBWR to flush the buffers to disk and after the DBWR finsihes then either LGWR or CKPT( if it is present) update the datafile headers and controfile, So how does recovery come into picture. Can somebody explain this. Regards
Davinder Received on Wed Mar 24 1999 - 12:30:55 CST

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