Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Mailing Lists -> Oracle-L -> CBO: built-in default selectivity for range scan

CBO: built-in default selectivity for range scan

From: Shevtsov, Eduard <EShevtsov_at_flagship.ru>
Date: Thu, 9 Nov 2000 14:18:59 +0300
Message-Id: <10675.121546@fatcity.com> 





Hi DBAs!



Did someone try to estimate built-in default selectivity of the CBO 8i for
bounded/unbounded range scan in case a SQL statement contains bind
variables.



What assumption does the CBO use?



Thanks in advance
Received on Thu Nov 09 2000 - 05:18:59 CST












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US