Re: Grouping by date range
От | Ron Johnson |
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Тема | Re: Grouping by date range |
Дата | |
Msg-id | 1061406179.29044.12.camel@haggis обсуждение исходный текст |
Ответ на | Re: Grouping by date range (Bruno Wolff III <bruno@wolff.to>) |
Ответы |
Re: Grouping by date range
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Список | pgsql-general |
On Wed, 2003-08-20 at 13:58, Bruno Wolff III wrote: > On Wed, Aug 20, 2003 at 13:44:59 -0500, > Ron Johnson <ron.l.johnson@cox.net> wrote: > > > > The GROUP BY does implicit sorting, so an ORDER BY on the exact same > > column(s) as the GROUP BY is redundant. > > That is an implementation detail, not a promise. With hashed aggregates > in 7.4, you might find this isn't true. Now that's interesting. I'd have gone to my grave thinking it was part of the spec... -- ----------------------------------------------------------------- Ron Johnson, Jr. ron.l.johnson@cox.net Jefferson, LA USA "As I like to joke, I may have invented it, but Microsoft made it popular" David Bradley, regarding Ctrl-Alt-Del
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