Freeman Robert - IL, Hi, can you show us the different execution path for the view and the sql? I think that is the key to solve the performance problem?Maybe hint like no_merge help?
Regards zhu chao msn:[EMAIL PROTECTED] www.happyit.net www.cnoug.org(China Oracle User Group) ======= 2003-02-12 07:18:00 ,you wrote£º======= >I'm fighting a view.... Someone hand me a big dagger with which to kill it. >I have a view that takes 6 minutes to run when I query it like this: > >select >count(*) from TST_XVW a >where claim_carrier_key=41721; > >Yet, if I take the SQL from the view, add the claim_carrier_key predicate to >it, I get a run time of 6 seconds. I've tried several different hints >(push_pred, use_nl, etc) and I'm just not seeming to be able to get the >optimizer to give me a good plan. Any help on this would be appreciated. > >Robert >-- >Please see the official ORACLE-L FAQ: http://www.orafaq.net >-- >Author: Freeman Robert - IL > INET: [EMAIL PROTECTED] > >Fat City Network Services -- 858-538-5051 http://www.fatcity.com >San Diego, California -- Mailing list and web hosting services >--------------------------------------------------------------------- >To REMOVE yourself from this mailing list, send an E-Mail message >to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in >the message BODY, include a line containing: UNSUB ORACLE-L >(or the name of mailing list you want to be removed from). You may >also send the HELP command for other information (like subscribing). = = = = = = = = = = = = = = = = = = = = -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: chao_ping INET: [EMAIL PROTECTED] Fat City Network Services -- 858-538-5051 http://www.fatcity.com San Diego, California -- Mailing list and web hosting services --------------------------------------------------------------------- To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).