Re: Completely insane execution plan with 11.2.0.3 but not with 11.2.0.2

  • From: Thomas Kellerer <thomas.kellerer@xxxxxxxxxx>
  • To: Carlos Sierra <carlos.sierra.usa@xxxxxxxxx>, "oracle-l@xxxxxxxxxxxxx" <oracle-l@xxxxxxxxxxxxx>
  • Date: Fri, 27 Jul 2012 16:04:20 +0200

Carlos Sierra, 24.07.2012 13:12:
> You may want to install SQLT (215187.1) in both environments and use
> XTRACT method. Then send me output for diagnostics. I would use SQLT
> XPLORE in your SQLT, which basically helps to narrow the optimizer
> change between 11.2.0.2 and 11.2.0.3 which affects your plan so
> badly.
>

I have extracted two SQLT (XTRACT) reports now.
One with OFE = 11.2.0.2 and one with OFE = 11.2.0.3

The both show the differences in the plans.

The zip files are both well over 100MB each. How can I let you have those files?

They do contain some sensible (customer's) information, so I can't really put 
them somewhere "public".


Regards
Thomas




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