Re: POC: GROUP BY optimization

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От Alexander Korotkov
Тема Re: POC: GROUP BY optimization
Дата
Msg-id CAPpHfdscoK4u4PhR354Swso3Tx0cFOjJKcbG02mi98jTwRxW9A@mail.gmail.com
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Ответ на Re: POC: GROUP BY optimization  (Andrei Lepikhov <a.lepikhov@postgrespro.ru>)
Ответы Re: POC: GROUP BY optimization
Список pgsql-hackers
On Sat, Jan 13, 2024 at 11:09 AM Andrei Lepikhov
<a.lepikhov@postgrespro.ru> wrote:
> On 11/1/2024 18:30, Alexander Korotkov wrote:
> > On Tue, Jan 9, 2024 at 1:14 PM Pavel Borisov <pashkin.elfe@gmail.com> wrote:
> >>> Hmm, I don't see this old code in these patches. Resend 0002-* because
> >>> of trailing spaces.
> >>
> >>
> >> AFAIK, cfbot does not seek old versions of patchset parts in previous messages. So for it to run correctly, a new
versionof the whole patchset should be sent even if most patches are unchanged. 
> >
> > Please, find the revised patchset with some refactoring and comments
> > improvement from me.  I'll continue looking into this.
> The patch looks better, thanks to your refactoring.
> I propose additional comments and tests to make the code more
> understandable (see attachment).
> I intended to look into this part of the code more, but the tests show a
> difference between PostgreSQL v.15 and v.16, which causes changes in the
> code of this feature.

Makes sense.  I've incorporated your changes into the patchset.

------
Regards,
Alexander Korotkov

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