Syed, >I just want to ask you people, how accurate is this formula? Have a look at Richmond Shee's _excellent_ paper at IOUG titled 'If your memory serves you right'. He makes an excellent, scientific case for calculating PAT. John Kanagaraj <>< DB Soft Inc Phone: 408-970-7002 (W) http://tahiti.oracle.com - Manuals for DBAs (English only) http://www.bibleserver.com - Manual for Life (in English, Deutsch, French, Italian, Spanish, Portugese, Turkish,...) ** The opinions and facts contained in this message are entirely mine and do not reflect those of my employer or customers ** ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------