public inbox for [email protected]  

help / color / mirror / Atom feed

From: Chao Li <[email protected]>
To: Álvaro Herrera <[email protected]>
Cc: jian he <[email protected]>
Cc: L. pgsql-hackers <[email protected]>
Cc: Andrew Dunstan <[email protected]>
Subject: Re: Fix bug of CHECK constraint enforceability recursion
Date: Tue, 26 May 2026 15:46:46 +0800
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <[email protected]>
	<CACJufxGRkCSqqRwd+3MMVFbosKXHv=Jc+KyGK+NM3YAHN7eu+g@mail.gmail.com>
	<[email protected]>
	<[email protected]>



> On May 26, 2026, at 15:32, Álvaro Herrera <[email protected]> wrote:
> 
> On 2026-05-26, Chao Li wrote:
>>> On May 26, 2026, at 14:05, jian he <[email protected]> wrote:
> 
>>> Overall, i tend to think that we should reject ALTER TABLE ALTER
>>> CONSTRAINT if it
>>> would result in the parent constraint being enforced while the child constraint
>>> is not enforced.
> 
> Yeah.
> 
>> I am not against the idea of "rejecting ALTER TABLE ALTER CONSTRAINT if 
>> it would result in the parent constraint being enforced while the child 
>> constrain is not enforced", but I’m afraid it’s too late for PG19. So, 
>> I guess we still need to fix the issue for 19, right?
> 
> I think this is a bug that we need to fix in 19 as well — I mean we should reject the ALTER TABLE.
> 
> -- 
> Álvaro Herrera

Thanks for your comment. Let me rework the patch.

Best regards,
--
Chao Li (Evan)
HighGo Software Co., Ltd.
https://www.highgo.com/

reply

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Reply to all the recipients using the --to and --cc options:
  reply via email

  To: [email protected]
  Cc: [email protected], [email protected], [email protected], [email protected], [email protected]
  Subject: Re: Fix bug of CHECK constraint enforceability recursion
  In-Reply-To: <[email protected]>

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

This inbox is served by agora; see mirroring instructions
for how to clone and mirror all data and code used for this inbox