Thanks, Kirti. As I said, I was reciting from memory and that is becoming very questionable at my age. I seem to remember having seen those two special numbers mentioned somewhere. I'll see if I can dig it up when I get home. At 03:37 PM 2/9/2004, you wrote: >Wolfgang, > The book mentions any number less than 80,000. Gaja did some tests with > 79,000 (with 8.1.7.0 on >Solaris, I believe) to observe the CBO behavior. There is no "magic" >number as such. > >Regards, >- Kirti > Wolfgang Breitling Oracle7, 8, 8i, 9i OCP DBA Centrex Consulting Corporation http://www.centrexcc.com ---------------------------------------------------------------- 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 -----------------------------------------------------------------