Received: from localhost (maia-3.hub.org [200.46.204.184]) by postgresql.org (Postfix) with ESMTP id 0F5BF9FBB66 for ; Tue, 10 Jul 2007 12:23:34 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.184]) (amavisd-maia, port 10024) with ESMTP id 79035-02-6 for ; Tue, 10 Jul 2007 12:23:27 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.5 Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id B35B99FBDAC for ; Tue, 10 Jul 2007 12:23:27 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.1/8.14.1) with ESMTP id l6AFNJGw020026; Tue, 10 Jul 2007 11:23:19 -0400 (EDT) To: Peter Eisentraut cc: pgsql-sql@postgresql.org Subject: Re: Database system identifier from SQL In-reply-to: <200707101624.47885.peter_e@gmx.net> References: <200707101624.47885.peter_e@gmx.net> Comments: In-reply-to Peter Eisentraut message dated "Tue, 10 Jul 2007 16:24:47 +0200" Date: Tue, 10 Jul 2007 11:23:19 -0400 Message-ID: <20025.1184080999@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200707/47 X-Sequence-Number: 28782 Peter Eisentraut writes: > Is there a way to query the database system identifier that pg_controldata > outputs from SQL? Don't think so. Do you have a use-case for providing a function to return that? regards, tom lane