The explain plans indicate that the predicate is being filtered out after
the view itself executes. I don't see how a no_merge hint would help, since
I'm not getting view merging anyway.
Thanks!
Robert
-----Original Message-----
To: Multiple recipients of list ORACLE-L
Sent: 2/12/2003 10:04 AM
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
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