| From: | Robert Haas <robertmhaas(at)gmail(dot)com> |
|---|---|
| To: | Peter Eisentraut <peter_e(at)gmx(dot)net> |
| Cc: | Bruce Momjian <bruce(at)momjian(dot)us>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Marc Cousin <cousinmarc(at)gmail(dot)com>, pgsql-bugs(at)postgresql(dot)org |
| Subject: | Re: collation problem on 9.1-beta1 |
| Date: | 2011-06-09 18:22:42 |
| Message-ID: | BANLkTi=Ff+st3s73jXYwdbQLFcFR493AZQ@mail.gmail.com |
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| Lists: | pgsql-bugs |
On Thu, Jun 9, 2011 at 2:19 PM, Peter Eisentraut <peter_e(at)gmx(dot)net> wrote:
> On tor, 2011-06-09 at 13:30 -0400, Bruce Momjian wrote:
>> Column numbers in ORDER BY is ANSI syntax so I don't think calling
>> them "legacy" is accurate. "limited functionality"?
>
> It was in SQL 92, but removed in 99, so it's technically no longer part
> of the standard.
It's still extremely widely used though, I think, and very useful. I
don't feel we have to support GROUP BY 1 COLLATE whatever, but it
might be worth the trouble to at least emit a decent HINT.
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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