X-Original-To: pgsql-sql-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.2]) by svr1.postgresql.org (Postfix) with ESMTP id 54AD6D1D86A for ; Tue, 18 Nov 2003 13:25:09 +0000 (GMT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (neptune.hub.org [200.46.204.2]) (amavisd-new, port 10024) with ESMTP id 23981-09 for ; Tue, 18 Nov 2003 09:24:41 -0400 (AST) Received: from main.gmane.org (main.gmane.org [80.91.224.249]) by svr1.postgresql.org (Postfix) with ESMTP id BE1A3D1D85C for ; Tue, 18 Nov 2003 09:24:37 -0400 (AST) Received: from list by main.gmane.org with local (Exim 3.35 #1 (Debian)) id 1AM5qR-0000Nh-00 for ; Tue, 18 Nov 2003 14:24:39 +0100 X-Injected-Via-Gmane: http://gmane.org/ To: pgsql-sql@postgresql.org Received: from sea.gmane.org ([80.91.224.252]) by main.gmane.org with esmtp (Exim 3.35 #1 (Debian)) id 1AM5qQ-0000NZ-00 for ; Tue, 18 Nov 2003 14:24:38 +0100 Received: from news by sea.gmane.org with local (Exim 3.35 #1 (Debian)) id 1AM5qQ-0003nz-00 for ; Tue, 18 Nov 2003 14:24:38 +0100 From: Troels Arvin Subject: Re: Quota query with decent performance? Date: Tue, 18 Nov 2003 14:24:39 +0100 Lines: 13 Message-ID: References: <20031118125642.GC30809@wolff.to> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@sea.gmane.org User-Agent: Pan/0.14.2 (This is not a psychotic episode. It's a cleansing moment of clarity.) X-Virus-Scanned: by amavisd-new at postgresql.org X-Archive-Number: 200311/212 X-Sequence-Number: 16027 On Tue, 18 Nov 2003 06:56:42 -0600, Bruno Wolff III wrote: > select * > from person > where not isfalse (age <= > (select age from person order by age limit 1 offset 2)); Thanks; much nicer than my COALESCE-variant. http://troels.arvin.dk/db/rdbms/#select-top-n-postgresql updated. -- Greetings from Troels Arvin, Copenhagen, Denmark