Some might disagree but don't use .log as an extension for online or archived redo log files. Sometimes admins look for space by searching for log files... the stupid ones add -exec rm {} to the find command and poof, it's a bad day. I know, I had it happen once... long ago..... in a galaxy far far away.... That admin is just about to start returning to the sun in the orbit my boot put his butt in.... :-) Robert G. Freeman Oracle ACE Ask me about on-site Oracle Training! RMAN, DBA, Tuning, you name it! Author: Oracle Database 11g RMAN Backup and Recovery (Oracle Press) - ON IT'S WAY SOON! OCP: Oracle Database 11g Administrator Certified Professional Study Guide (Sybex) Oracle Database 11g New Features (Oracle Press) Oracle Database 10g New Features (Oracle Press) Other various titles Blog: http://robertgfreeman.blogspot.com ----- Original Message ---- From: April Sims <sims@xxxxxxx> To: oracle-l@xxxxxxxxxxxxx Sent: Wed, October 7, 2009 9:41:31 AM Subject: major blunders Compiling a list of major blunders to avoid: Don't use the number 8 for scripting or ORACLE_SID due to the wild card character * above it. Don't use rm *.* .... Anyone else have some to contribute? thanks April Sims SELECT IOUG Contributing Editor http://aprilcsims.wordpress.com OCP 8i, 9i, 10g DBA Southern Utah University sims@xxxxxxx 940-484-4276 -- //www.freelists.org/webpage/oracle-l -- //www.freelists.org/webpage/oracle-l