记忆在这里化作永恒 » Recovery http://www.onlyring.net 记录工作，记录生活，记录一切值得留下的东西... Tue, 10 May 2011 04:21:34 +0000 en hourly 1 http://wordpress.org/?v=3.3 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 David 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.

3.To [...]]]> http://www.onlyring.net/2008/10/20/oracle-rdbms/backupandrecoveryoverview.html/feed 0