Received: from malur.postgresql.org ([217.196.149.56])
	by arkaria.postgresql.org with esmtps
 (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256)
	(Exim 4.92)
	(envelope-from <pgsql-bugs-owner+archive@lists.postgresql.org>)
	id 1m1s2s-0004WI-Eb
	for pgsql-bugs@arkaria.postgresql.org; Fri, 09 Jul 2021 15:04:02 +0000
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
	by malur.postgresql.org with esmtp (Exim 4.92)
	(envelope-from <pgsql-bugs-owner+archive@lists.postgresql.org>)
	id 1m1s2o-0008Ru-Jl
	for pgsql-bugs@arkaria.postgresql.org; Fri, 09 Jul 2021 15:03:58 +0000
Received: from makus.postgresql.org ([2001:4800:3e1:1::229])
	by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256)
	(Exim 4.92)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1m1s2o-0008Jy-Ce
	for pgsql-bugs@lists.postgresql.org; Fri, 09 Jul 2021 15:03:58 +0000
Received: from sss.pgh.pa.us ([66.207.139.130])
	by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256)
	(Exim 4.92)
	(envelope-from <tgl@sss.pgh.pa.us>)
	id 1m1s2l-0001WZ-II
	for pgsql-bugs@lists.postgresql.org; Fri, 09 Jul 2021 15:03:57 +0000
Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1])
	by sss.pgh.pa.us (8.15.2/8.15.2) with ESMTP id 169F3qAo2174512;
	Fri, 9 Jul 2021 11:03:52 -0400
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Richard Guo <guofenglinux@gmail.com>
cc: cyg0810@gmail.com,
        PostgreSQL mailing lists <pgsql-bugs@lists.postgresql.org>
Subject: Re: BUG #17094: FailedAssertion at planner.c
In-reply-to: 
 <CAMbWs49ZGW=1dbYHihVHHa-PnpBCr_-ndN6fDVfM4N-+W0aX=g@mail.gmail.com>
References: <17094-bf15dff55eaf2e28@postgresql.org>
 <CAMbWs48ypEC6i6eZ77rbBbpmYa5ehuQ_M3TkDTWdieqBWAg=XQ@mail.gmail.com>
 <1974959.1625761759@sss.pgh.pa.us> <2032521.1625764926@sss.pgh.pa.us>
 <CAMbWs49ZGW=1dbYHihVHHa-PnpBCr_-ndN6fDVfM4N-+W0aX=g@mail.gmail.com>
Comments: In-reply-to Richard Guo <guofenglinux@gmail.com>
	message dated "Fri, 09 Jul 2021 15:17:41 +0800"
MIME-Version: 1.0
Content-Type: text/plain; charset="us-ascii"
Content-ID: <2174510.1625843032.1@sss.pgh.pa.us>
Date: Fri, 09 Jul 2021 11:03:52 -0400
Message-ID: <2174511.1625843032@sss.pgh.pa.us>
List-Id: <pgsql-bugs.lists.postgresql.org>
List-Help: <https://lists.postgresql.org/manage/>
List-Subscribe: <https://lists.postgresql.org/manage/>
List-Post: <mailto:pgsql-bugs@lists.postgresql.org>
List-Owner: <mailto:pgsql-bugs-owner@lists.postgresql.org>
List-Archive: <https://www.postgresql.org/list/pgsql-bugs>
Archived-At: 
 <https://www.postgresql.org/message-id/2174511.1625843032%40sss.pgh.pa.us>
Precedence: bulk

Richard Guo <guofenglinux@gmail.com> writes:
> On Fri, Jul 9, 2021 at 1:22 AM Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>> I'm inclined to think we have to reject cases like this.

> It makes sense to me we reject this case. Tested the patch and it works
> as expected.

Pushed, thanks for looking at it!

			regards, tom lane