Some important links
Database Version Upgrade Path of OTN: Oracle Database Upgrade Path Reference List [ID 730365.1] RMAN Help: http://psoug.org/reference/rman.html Install Oracle 11g with ASM in linux http://www.oracle-wiki.net/startdocshowtoinstalloracle11glinuxasm Install Oracle Appex http://www.oracle.com/technetwork/developer-tools/apex/application-express/packaged-apps-090453.html SRVCTL command ref http://download.oracle.com/docs/cd/E14072_01/server.112/e10595/restart005.htm Linux Shell Scripting http://linuxcommand.org/writing_shell_scripts.php Listener hangs http://arjudba.blogspot.com/2009/01/listener-hangs-child-listener-process.html RAID model for Oracle DB http://www.orafaq.com/wiki/RAID http://www.dba-oracle.com/oracle_tips_raid_usage.htm