Easy Life,Easy Way » Recovery http://www.onlyring.net Just another ORACLE DBA blog. Wed, 21 Jul 2010 10:54:13 +0000 http://wordpress.org/?v=2.9 en hourly 1 Backup and Recovery Overview http://www.onlyring.net/2008/10/20/oracle-rdbms/backupandrecoveryoverview.html http://www.onlyring.net/2008/10/20/oracle-rdbms/backupandrecoveryoverview.html#comments Mon, 20 Oct 2008 11:01:13 +0000 onlyring http://www.onlyring.net/2008/10/20/oracle-rdbms/backupandrecoveryoverview.html 1.Categories of Failures .Statement failure .User process failure .user error .Instance failure .Media failure .Network failure 2.Cause of instance Faulure An instance failure may occur for numerous reasons: .A power outage occurs that causes the server to become unavailable .The server becomes unavailable due to hardware problems such as CPU failure, memory corruption,or an operating system crash .One of the Oracle server background processes(DBWn,LGWR,PMON,SMON,CKPT)experiences a failure.

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