Re: [PATCH] Return command tag 'REPLACE X' for CREATE OR REPLACE statements.

Tom Lane <tgl@sss.pgh.pa.us>

From: Tom Lane <tgl@sss.pgh.pa.us>
To: Alvaro Herrera <alvherre@commandprompt.com>
Cc: Robert Haas <robertmhaas@gmail.com>, KaiGai Kohei <kaigai@ak.jp.nec.com>, Marti Raudsepp <marti@juffo.org>, pgsql-hackers <pgsql-hackers@postgresql.org>
Date: 2011-01-14T17:07:14Z
Lists: pgsql-hackers
Alvaro Herrera <alvherre@commandprompt.com> writes:
> Excerpts from Robert Haas's message of vie ene 14 08:40:07 -0300 2011:
>> Also, I don't really like the way this spreads knowledge of the
>> completionTag out all over the backend.  I think it would be better to
>> follow the existing model used by the COPY and COMMIT commands,
>> whereby the return value indicates what happened and
>> standard_ProcessUtility() uses that to set the command tag.

> Yeah, that looks ugly.  However it's already ugly elsewhere: for example
> see PerformPortalFetch.  I am not sure if it should be this patch's
> responsability to clean that stuff up.  (Maybe we should decree that at
> least this patch shouldn't make the situation worse.)

I thought we were going to reject the patch outright anyway.  The
compatibility consequences of changing command tags are not worth the
benefit, independently of how ugly the backend-side code may or may
not be.

			regards, tom lane