ok ;) -------Original Message------- From: oracle-l@xxxxxxxxxxxxx Date: 07/21/04 14:56:28 To: oracle-l@xxxxxxxxxxxxx Subject: RE: Creating Histograms My point was only that "choosing" lowest cost plan of a given statement is not necessarily indicative of the "best" plan. -- . David > Hi David, then how do you get cbo uses the histogram and do a full scan, > when this is more than 90% of the data > changing the optimizer index parameter? ---------------------------------------------------------------- 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 ----------------------------------------------------------------- ---------------------------------------------------------------- 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 -----------------------------------------------------------------