pg.ddx.io  pgsql-bugs@postgresql.org mailing list archive  

help / color / mirror / Atom feed
From: Tom Lane <tgl@sss.pgh.pa.us>
To: Richard Guo <guofenglinux@gmail.com>
Cc: Tender Wang <tndrwang@gmail.com>
Cc: exclusion@gmail.com
Cc: pgsql-bugs@lists.postgresql.org
Subject: Re: BUG #18422: Assert in expandTupleDesc() fails on row mismatch with additional SRF
Date: Tue, 09 Apr 2024 23:32:17 -0400
Message-ID: <3917908.1712719937@sss.pgh.pa.us> (raw)
In-Reply-To: <CAMbWs4-3O34h5_T_OXRsAzGKg+cQEp1w9aq5i=U3EbxQzvo5VA@mail.gmail.com>
References: <18422-89ca86c8eac5246d@postgresql.org>
	<CAHewXNkfDfKw80kgNvtC0ZvNz=hGxXLyEwiGJzhr3r_fFAkVeQ@mail.gmail.com>
	<3861246.1712691263@sss.pgh.pa.us>
	<CAMbWs4-3O34h5_T_OXRsAzGKg+cQEp1w9aq5i=U3EbxQzvo5VA@mail.gmail.com>

Richard Guo <guofenglinux@gmail.com> writes:
> I wonder why the v2 patch does not apply this same rule in
> process_function_rte_ref(), by checking if the 'rtfunc' has a coldeflist
> before it calls get_expr_result_tupdesc.

I guess we could.  It won't matter because the following code will
reject RECORD in any case; but we could save a few cycles by not
calling get_expr_result_tupdesc there.

			regards, tom lane





view thread (11+ messages)  latest in thread

Message-ID: <3917908.1712719937@sss.pgh.pa.us>
Permalink:  ../3917908.1712719937@sss.pgh.pa.us/
Also on:    postgresql.org/message-id/3917908.1712719937@sss.pgh.pa.us

 · 

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: pgsql-bugs@postgresql.org
  Cc: tgl@sss.pgh.pa.us, guofenglinux@gmail.com, tndrwang@gmail.com, exclusion@gmail.com, pgsql-bugs@lists.postgresql.org
  Subject: Re: BUG #18422: Assert in expandTupleDesc() fails on row mismatch with additional SRF
  In-Reply-To: <3917908.1712719937@sss.pgh.pa.us>

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

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