From: | Andy Shellam <andy-lists(at)networkmail(dot)eu> |
---|---|
To: | Oliveiros Cristina <oliveiros(dot)cristina(at)marktest(dot)pt> |
Cc: | pgsql-sql(at)postgresql(dot)org |
Subject: | Re: Obtaining a limited number of records from a long query |
Date: | 2009-05-25 13:45:30 |
Message-ID: | 4A1AA0FA.1070507@networkmail.eu |
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Thread: | |
Lists: | pgsql-novice pgsql-sql |
Hi Oliveiros
Certainly! What you're looking for is the LIMIT...OFFSET syntax.
Some examples:
SELECT ... LIMIT 10 - return the first 10 records only.
SELECT ... LIMIT 10 OFFSET 10 - return 10 records, starting with record 11.
Manual page:
http://www.postgresql.org/docs/8.3/interactive/queries-limit.html
Regards,
Andy
Oliveiros Cristina wrote:
> Dear List,
>
> Is there any way to force a query to return just a few records?
>
> For ex, returning just the first ten rows from a long ORDER BY query ?
>
> And then, eventually, obtaining the remaining records at a later time,
> or in background?
>
> Thanks in advance for your help,
>
> Best,
> Oliveiros
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