| From: | Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | PostgreSQL Developers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: pg ANY/SOME ambiguity wrt sql standard? |
| Date: | 2004-04-30 16:10:22 |
| Message-ID: | Pine.LNX.4.58.0404301808300.25655@sablons.cri.ensmp.fr |
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| Lists: | pgsql-hackers |
> AFAICS this ambiguity is built into the SQL standard, and in fact it's
> possible to generate cases that are legally parseable either way:
>
> SELECT foo.x = ANY((SELECT bar.y FROM bar)) FROM foo;
>
> [...]
>
> So I think that the SQL committee shot themselves in the foot when they
> decided it was a good idea to call the boolean-OR aggregate "ANY", and
> our addition of an array option isn't the fundamental problem.
>
> Anyone know if SQL2003 fixed this silliness?
It does not seemed to be fixed in the copy I found, but it may not be the
last version.
As a "temporary" fix, what about "_ANY" and "_SOME" as aggregate names?
--
Fabien Coelho - coelho(at)cri(dot)ensmp(dot)fr
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