From: | Andres Freund <andres(at)2ndquadrant(dot)com> |
---|---|
To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | kathy(dot)forte(at)2ndquadrant(dot)com, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: autogenerated column names + views are a dump hazard |
Date: | 2015-03-02 21:45:28 |
Message-ID: | 20150302214528.GG22160@awork2.anarazel.de |
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Lists: | pgsql-hackers |
On 2015-03-02 16:32:53 -0500, Tom Lane wrote:
> Andres Freund <andres(at)2ndquadrant(dot)com> writes:
> > The easiest way to solve this would teach ruleutils.c to simply always
> > attach AS clauses for auto-generated columnnames. Won't look too pretty
> > though. Does somebody have a better idea?
>
> No, it would look awful :-(. But I think we might have enough
> infrastructure in there to notice whether the column is actually
> referenced or not. So we could label the columns only if necessary,
> which would at least limit the ugliness.
Yea, that'd be better. I guess I'll try to figure out how that code
works...
> Another idea would be to reconsider whether we need to force display
> of the cast, though I'm a bit worried about the possible side-effects.
Seems like a fair bit riskier approach to me, so I'm not inclined to
follow it. Might have been the better idea originally, but it seems like
a change would be far more likely to affect people.
Greetings,
Andres Freund
--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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