W dniu 2013-07-06 23:22, Tom Lane pisze:
> lindebg@gmail.com writes:
>> I wanted to report an incorrect execution of the query SELECT DISTINCT... :
> FWIW, this example doesn't seem to misbehave for me in HEAD or 9.2
> branch tip. I suspect that this is a variant of bug #8049, which was
> fixed recently. It could be though that you're reporting some other
> problem but there are special circumstances (such as nondefault planner
> settings) needed to make it manifest. You could try applying this patch
> to see if the problem goes away for you:
>
> http://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=841c9b6ba151ed5a41733ec345bf9bf32a55f4dc
>
> regards, tom lane
Thank you for your response. This problem does not exist in the branch
REL9_2_STABLE.
Regards, Jacek
