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In-Reply-To: <ba3bef38-76db-46e7-bb22-5260207fb86d@gmail.com>
From: Alexander Korotkov <aekorotkov@gmail.com>
Date: Wed, 22 Apr 2026 14:34:57 +0300
Message-ID: 
 <CAPpHfdtHvD6N3nbGhu0XJevo+-6d83Os_=Vo6-ExNpvqKmEu4A@mail.gmail.com>
Subject: Re: MERGE PARTITIONS and DEPENDS ON EXTENSION.
To: Matheus Alcantara <matheusssilv97@gmail.com>
Cc: Kirill Reshke <reshkekirill@gmail.com>,
 Dmitry Koval <d.koval@postgrespro.ru>,
	pgsql-hackers <pgsql-hackers@postgresql.org>
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On Wed, Apr 22, 2026 at 2:30=E2=80=AFPM Matheus Alcantara
<matheusssilv97@gmail.com> wrote:
> On 22/04/26 08:24, Alexander Korotkov wrote:
> >>> +-- An index created directly on a partition has no parent in the par=
titioned
> >>> +-- index tree; merge must ignore such indexes (they disappear with t=
he old
> >>> +-- partition).
> >>> +CREATE INDEX part_extdep_3_extra_idx ON part_extdep_3(x);
> >>> +ALTER TABLE part_extdep MERGE PARTITIONS (part_extdep_merged, part_e=
xtdep_3)
> >>> +    INTO part_extdep_merged2;
> >>> +SELECT relname FROM pg_class
> >>> +WHERE relname LIKE 'part_extdep_merged2%idx' ORDER BY relname;
> >>
> >> Looks like this test is also redundant? This does not test new DEPENDS=
 ON logic.
> >
> > I've added the dependency on this index to check index disappears with
> > its dependency.  I think this would make this test more relevant.
> >
> > Kirill, Matheus, are you ok with these change?
> >
> It works for me.

Thank you, pushed!

------
Regards,
Alexander Korotkov
Supabase