| From: | "hubert depesz lubaczewski" <depesz(at)gmail(dot)com> |
|---|---|
| To: | "Alban Hertroys" <alban(at)magproductions(dot)nl> |
| Cc: | "Postgres General" <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: A slow query - Help please? |
| Date: | 2006-06-20 18:21:57 |
| Message-ID: | 9e4684ce0606201121m22449830m6dea3d730b775deb@mail.gmail.com |
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| Lists: | pgsql-general |
On 6/19/06, Alban Hertroys <alban(at)magproductions(dot)nl> wrote:
>
> I found a way that works, and is indeed quite a bit faster. It is even
> uglier than what you proposed. The problem wasn't the "order by" in the
> subquery, but the "order by" combined with the "union":
sorry, i always forget about the fact that union doesn't like internal
order and limits. subquery is of course perfectly fine - i'm glad you found
that :)
depesz
--
http://www.depesz.com/ - nowy, lepszy depesz
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