Re: Select first ten of each category?

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От Yanni Chiu
Тема Re: Select first ten of each category?
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Msg-id e1kbrk$fdi$1@sea.gmane.org
обсуждение исходный текст
Ответ на Select first ten of each category?  (Benjamin Smith <lists@benjamindsmith.com>)
Ответы Re: Select first ten of each category?
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Benjamin Smith wrote:
> It has a LARGE number of entries. I'd like to grab the 10 most expensive items
> from each category in a single query. How can this be done?

Use a LIMIT on your SELECT. See:
http://www.postgresql.org/docs/8.1/static/queries-limit.html

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