| From: | Bruce Momjian <maillist(at)candle(dot)pha(dot)pa(dot)us> |
|---|---|
| To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
| Cc: | Damond Walker <dwalker(at)black-oak(dot)com>, hackers(at)postgreSQL(dot)org |
| Subject: | Re: [HACKERS] distinct. Is this the correct behaviour? |
| Date: | 1999-10-21 16:58:32 |
| Message-ID: | 199910211658.MAA28593@candle.pha.pa.us |
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| Lists: | pgsql-hackers |
> "Damond Walker" <dwalker(at)black-oak(dot)com> writes:
> > Returned the following message under MS SQL Server 7.0:
> > ORDER BY items must appear in the select list if SELECT DISTINCT is
> > specified.
>
> Sure looks like that is the consensus answer to the semantics problem...
> guess we should do the same.
Added to TODO:
* require SELECT DISTINCT target list to have all ORDER BY columns
--
Bruce Momjian | http://www.op.net/~candle
maillist(at)candle(dot)pha(dot)pa(dot)us | (610) 853-3000
+ If your life is a hard drive, | 830 Blythe Avenue
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