Horton

Re: [PATCH] GROUP BY ALL

jian he <jian.universality@gmail.com>

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From: jian he <jian.universality@gmail.com>
To: David Christensen <david@pgguru.net>
Cc: Andrey Borodin <x4mmm@yandex-team.ru>, Peter Eisentraut <peter@eisentraut.org>, pgsql-hackers <pgsql-hackers@postgresql.org>, Tom Lane <tgl@sss.pgh.pa.us>, "David G. Johnston" <david.g.johnston@gmail.com>, Jelte Fennema-Nio <postgres@jeltef.nl>
Date: 2025-09-26T16:37:29Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Add GROUP BY ALL.

  2. Refactor to avoid code duplication in transformPLAssignStmt.

  3. Fix missed copying of groupDistinct in transformPLAssignStmt.

On Fri, Sep 26, 2025 at 11:46 PM David Christensen <david@pgguru.net> wrote:
>
> >
> > I’m interested in picking it up again but would appreciate the review.
>
> Here is a rebased version with a few more tests.  I also changed the
> main check here to using `!contain_agg_clause` instead of
> `!IsA(Aggref))` directly.  (This was defined in `optimizer/clauses.h`,
> but we already are pulling in `optimizer.h`, so it felt valid to me.)
>

hi.
I only briefly browse the patch text file, so forgive me.
seems missing deparse regress tests

i think you may need one test like:

create view v1 as SELECT b, COUNT(*) FROM t1 GROUP BY ALL;
\sv v1