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From: Paul A Jungwirth <pj@illuminatedcomputing.com>
Date: Fri, 8 Sep 2023 10:26:59 -0700
Message-ID: <CA+renyV4RxkWx57Vi5k_k0d7mkT7+F2kHYuKkwNPBaSOCaotFA@mail.gmail.com>
Subject: Re: SQL:2011 application time
To: jian he <jian.universality@gmail.com>
Cc: Vik Fearing <vik@postgresfriends.org>, Peter Eisentraut <peter@eisentraut.org>, 
	Corey Huinker <corey.huinker@gmail.com>, 
	PostgreSQL Hackers <pgsql-hackers@lists.postgresql.org>
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Precedence: bulk

On Fri, Sep 8, 2023 at 2:35=E2=80=AFAM jian he <jian.universality@gmail.com=
> wrote:
>
> hi.
> the following script makes the server crash (Segmentation fault).
> [snip]
>
> ALTER TABLE temporal_fk_rng2rng
> ADD CONSTRAINT temporal_fk_rng2rng_fk
> FOREIGN KEY (parent_id, PERIOD valid_at)
> REFERENCES temporal_rng
>         on update set DEFAULT
>         on delete set DEFAULT;

Thank you for the report! It looks like I forgot to handle implicit
column names after REFERENCES. The PERIOD part needs to get looked up
from the PK as we do for normal FK attrs. I'll add that to the next
patch.

Yours,
Paul