Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
![]() |
![]() |
Home -> Community -> Mailing Lists -> Oracle-L -> Re: db file scattered read
On 08/07/2004 02:49:04 AM, Wolfgang Breitling wrote:
> In my earlier note I reported that a test confirmed my suspicion that the
> CBO in many cases does either not invoke dynamic sampling, or disregards
> the results even when it does.
I was judging based on the plan, I didn't do 10053. Now you got me really interested. I'll drop statistics on the user scott, and perform 10053 trace.
-- Mladen Gogala Oracle DBA ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request_at_freelists.org put 'unsubscribe' in the subject line. -- Archives are at http://www.freelists.org/archives/oracle-l/ FAQ is at http://www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------Received on Sat Aug 07 2004 - 08:54:46 CDT
![]() |
![]() |