I think I learned a lot more from couple of presentations by John King on these features ... I sure don't know where I picked them from ... maybe 2000/1/2 Openworld?? They were written for 8i version. Tom Kyte has some review in his books and his presentations too. Raj -------------------------------------------------------------------------------- Rajendra dot Jamadagni at nospamespn dot com All Views expressed in this email are strictly personal. select standard_disclaimer from company_requirements; QOTD: Any clod can have facts, having an opinion is an art ! ---------------------------------------------------------------- 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 -----------------------------------------------------------------