Re: GiST index not used for ORDER BY?

Поиск
Список
Период
Сортировка
От Tom Lane
Тема Re: GiST index not used for ORDER BY?
Дата
Msg-id 16653.1106866255@sss.pgh.pa.us
обсуждение исходный текст
Ответ на Re: GiST index not used for ORDER BY?  (Oleg Bartunov <oleg@sai.msu.su>)
Список pgsql-general
Oleg Bartunov <oleg@sai.msu.su> writes:
> On Thu, 27 Jan 2005, Max wrote:
>> The basic idea is: a user enters a search query and a maximum of 1000 results
>> is returned, sorted by date, newest first.

> I assume you already vacuum your db. Hmm, seems you need to rewrite your query.

That's not going to help.  GiST doesn't support ordered retrieval does it?
The planner certainly doesn't think so, because pg_am says not.

            regards, tom lane

В списке pgsql-general по дате отправления:

Предыдущее
От: David Fetter
Дата:
Сообщение: Re: Oracle and PostgreSQL
Следующее
От: Lonni J Friedman
Дата:
Сообщение: changing sort_mem on the fly?