From: Guillaume Lelarge <guillaume@lelarge.info>
To: pgsql-sql@postgresql.org
Cc: Another Trad <anothertrad@gmail.com>
Cc: Lee Hachadoorian <lee.hachadoorian@gmail.com>
Subject: Re: LIMIT BASED ON PERCENT
Date: Wed, 18 Nov 2009 20:27:08 +0100
Message-ID: <200911182027.08857.guillaume@lelarge.info> (raw)
In-Reply-To: <af7271950911181124i2a309729q2271d9f878e42f3d@mail.gmail.com>
References: <af7271950911181112h574da17euf94d9640ec7680df@mail.gmail.com>
<5ab13580911181121g6e89759doa6c6ea6557424f71@mail.gmail.com>
<af7271950911181124i2a309729q2271d9f878e42f3d@mail.gmail.com>
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.orghttp://dalibo.com
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To: pgsql-sql@postgresql.org
Cc: guillaume@lelarge.info, anothertrad@gmail.com, lee.hachadoorian@gmail.com
Subject: Re: LIMIT BASED ON PERCENT
In-Reply-To: <200911182027.08857.guillaume@lelarge.info>
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