Re: Avoid parallel full and right join paths.

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От Michael Paquier
Тема Re: Avoid parallel full and right join paths.
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Msg-id CAB7nPqQPOqi7PkBWCp+7LMgDaomSpHpvWEhWrPo_J+-_PGh=Tg@mail.gmail.com
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Ответ на Re: Avoid parallel full and right join paths.  (Peter Geoghegan <pg@heroku.com>)
Ответы Re: Avoid parallel full and right join paths.  (Alvaro Herrera <alvherre@2ndquadrant.com>)
Список pgsql-hackers
On Thu, Apr 21, 2016 at 7:13 AM, Peter Geoghegan <pg@heroku.com> wrote:
> On Wed, Apr 20, 2016 at 2:49 PM, Robert Haas <robertmhaas@gmail.com> wrote:
>> Committed.  But I think the regression test needs more thought, so I
>> left that out.
>
> It would be nice if there was a fuzz testing infrastructure that
> verified that parallel plans produce the same answer as serial plans.

Results of parallel plans and serial plans could be stored in
temporary tables in the test, then that's a matter of comparing them I
guess. That's largely doable.
-- 
Michael



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