From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Yugo Nagata <nagata(at)sraoss(dot)co(dot)jp>, Marti Raudsepp <marti(at)juffo(dot)org>, Tatsuo Ishii <ishii(at)postgresql(dot)org>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Vik Fearing <vik(dot)fearing(at)dalibo(dot)com>, Pavel Golub <pavel(at)gf(dot)microolap(dot)com>, Pavel Golub <pavel(at)microolap(dot)com>, Pavel Stěhule <pavel(dot)stehule(at)gmail(dot)com> |
Subject: | Re: Fwd: Proposal: variant of regclass |
Date: | 2014-04-07 17:18:26 |
Message-ID: | 20140407171826.GA7352@awork2.anarazel.de |
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Lists: | pgsql-hackers |
On 2014-04-07 12:59:36 -0400, Tom Lane wrote:
> Andres Freund <andres(at)2ndquadrant(dot)com> writes:
> > There's actually another good reason to not copy regclass's behaviour:
>
> > postgres=# CREATE TABLE "123"();
> > CREATE TABLE
> > postgres=# SELECT '123'::regclass;
> > regclass
> > ----------
> > 123
> > (1 row)
>
> > I don't think that's fixable for ::regclass, but we shouldn't copy it.
>
> I think that's not proving what you thought; the case is correctly handled
> if you quote:
I know, but it's a pretty easy to make mistake. Many if not most of the
usages of regclass I have seen were wrong in that way.
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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