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From: Fujii Masao <masao.fujii@gmail.com>
Date: Fri, 22 May 2026 10:10:46 +0900
Message-ID: 
 <CAHGQGwGALH08zGOwSMz_gCf=TzBRJ4C7FQKJzD099tB_WV600g@mail.gmail.com>
Subject: Re: Prevent setting NO INHERIT on partitioned not-null constraints
To: Andreas Karlsson <andreas@proxel.se>
Cc: Jim Jones <jim.jones@uni-muenster.de>,
	PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
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On Fri, May 22, 2026 at 6:22=E2=80=AFAM Andreas Karlsson <andreas@proxel.se=
> wrote:
>
> On 5/21/26 5:01 PM, Jim Jones wrote:
> > The errcode is most likely wrong:
> >
> > ERRCODE_WRONG_OBJECT_TYPE -> ERRCODE_FEATURE_NOT_SUPPORTED
> >
> > At least it is inconsistent with an equivalent check in parse_utilcmd.c=
:
> >
> > if (cxt->ispartitioned && constraint->is_no_inherit)
> >    ereport(ERROR,
> >         errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
> >            errmsg("not-null constraints on partitioned tables cannot be
> > NO INHERIT"));
>
> Thanks, that was a copy pasto. Version 2 is attached.

Thanks for the patch! It looks good to me.
Barring any objections, I will commit it.

This should be backpatched to v18, where ALTER TABLE ... ALTER
CONSTRAINT ... [NO] INHERIT
was added. Right?

Regards,

--=20
Fujii Masao