Re: Query capture

  • From: Wolfgang Breitling <breitliw@xxxxxxxxxxxxx>
  • To: stephenbooth.uk@xxxxxxxxx
  • Date: Thu, 07 Apr 2005 13:06:11 -0600

Stephen,

The old problem. You are relying on a specific order of execution of the 
predicates. Oracle is perfectly in its right to calculate
(a.elapsed_time/(1000000*a.executions)) > 5
before
a.executions > 0

after all, "and" is commutative.

stephen booth wrote:

> 
> 
> I ran it on 9206 on Solaris.  That error is basically saying that 
> a.executions=0.  Thing is the preceding part of the where clause is
> a.executions>0 so there should be no way a.executions=0.  The only
> thing that comes to mind is that Oracle is trying to evaluate the
> "(a.elapsed_time/(1000000*a.executions)) > 5" before the "a.executions
> 

-- 
Regards

Wolfgang Breitling
Centrex Consulting Corporation
www.centrexcc.com
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