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From: Robert Haas <robertmhaas@gmail.com>
Date: Thu, 29 Jan 2026 08:33:13 -0500
Message-ID: <CA+TgmoYEz=ef3-djP-F0SVbOCyPYy6smrhuFBgnNwBNx8UyJpQ@mail.gmail.com>
Subject: Re: pg_plan_advice
To: Zsolt Parragi <zsolt.parragi@percona.com>
Cc: Lukas Fittl <lukas@fittl.com>, Jacob Champion <jacob.champion@enterprisedb.com>, 
	Dian Fay <di@nmfay.com>, Matheus Alcantara <matheusssilv97@gmail.com>, 
	Jakub Wartak <jakub.wartak@enterprisedb.com>, 
	PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
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Precedence: bulk

On Wed, Jan 28, 2026 at 6:41=E2=80=AFPM Zsolt Parragi <zsolt.parragi@percon=
a.com> wrote:
> Just noticed this in the committed patch, it doesn't seem intentional:
> (the last line wasn't part of the patch, probably an accidental leftover)
>
> src/backend/optimizer/ptah/costsize.c:1462
>
>         if (path->parallel_workers =3D=3D 0)
>                 enable_mask |=3D PGS_CONSIDER_NONPARTIAL;
>         path->disabled_nodes =3D
>                 (baserel->pgs_mask & enable_mask) !=3D enable_mask ? 1 : =
0;
>         path->disabled_nodes =3D 0;

Good catch. I have included a fix for this in
4020b370f214315b8c10430301898ac21658143f.

--=20
Robert Haas
EDB: http://www.enterprisedb.com