Re: TODO item
От | Jeff Davis |
---|---|
Тема | Re: TODO item |
Дата | |
Msg-id | 1238266531.17035.38.camel@jdavis обсуждение исходный текст |
Ответ на | Re: TODO item (Andrew Gierth <andrew@tao11.riddles.org.uk>) |
Список | pgsql-hackers |
On Sat, 2009-03-28 at 15:35 +0000, Andrew Gierth wrote: > >>>>> "Jeff" == Jeff Davis <pgsql@j-davis.com> writes: > > > On Sat, 2009-03-28 at 11:57 +0000, Andrew Gierth wrote: > >> The array_agg() does, I believe, match the standard one, at least > >> my reading of the spec doesn't reveal any obvious issues there. > > Jeff> I think it's missing the ORDER BY clause. > > Hm, yeah, so it is. > > Could that be added (not for 8.4, and not necessarily just for > array_agg but for all aggregates) by piggybacking on the existing > DISTINCT mechanism for aggregates? I'm sure it's possible, but it seems like a significant amount of work. I don't feel very strongly about it myself, because, as I said, it can be worked around using an ORDER BY in a subselect. Regards,Jeff Davis
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