| From: | Guillaume Lelarge <guillaume(at)lelarge(dot)info> |
|---|---|
| To: | pgsql-sql(at)postgresql(dot)org |
| Cc: | Another Trad <anothertrad(at)gmail(dot)com>, Lee Hachadoorian <lee(dot)hachadoorian(at)gmail(dot)com> |
| Subject: | Re: LIMIT BASED ON PERCENT |
| Date: | 2009-11-18 19:27:08 |
| Message-ID: | 200911182027.08857.guillaume@lelarge.info |
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| Thread: | |
| Lists: | pgsql-sql |
Le mercredi 18 novembre 2009 à 20:24:09, Another Trad a écrit :
> No, It doesn't.
> In my machine:
>
> First select
> ERROR: syntax error at end of input
> LINE 1: select * from rapadura.cliente limit 20%
> ^
> Second one:
> ERROR: argument of LIMIT must not contain subqueries
>
> Postgres 8.3
>
It works for Lee because obviously he's working on a 8.4 server. You can use
subquery in a LIMIT clause if you have an 8.4 PostgreSQL server. For earlier
releases, there's no way to do this in a single query.
--
Guillaume.
http://www.postgresqlfr.org
http://dalibo.com
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