X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (mx2.hub.org [200.46.204.254]) by postgresql.org (Postfix) with ESMTP id F092D11F6C45 for ; Thu, 13 Apr 2006 11:03:03 -0300 (ADT) X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Score: -2.384 X-Spam-Level: X-Spam-Status: No, score=-2.384 required=5 tests=[AWL=0.080, BAYES_00=-2.599, FORGED_RCVD_HELO=0.135] Received: from postgresql.org ([200.46.204.71]) by localhost (mx2.hub.org [200.46.204.254]) (amavisd-new, port 10024) with ESMTP id aslLUZiLIekd for ; Thu, 13 Apr 2006 11:02:58 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from mail.logix-tt.com (unknown [212.211.145.186]) by postgresql.org (Postfix) with ESMTP id 6EF7E11F6CA4 for ; Thu, 13 Apr 2006 11:02:56 -0300 (ADT) Received: from kingfisher.intern.logix-tt.com (T88a7.t.pppool.de [89.55.136.167]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.logix-tt.com (Postfix) with ESMTP id C5296656CB for ; Thu, 13 Apr 2006 16:03:51 +0200 (CEST) Received: from [127.0.0.1] (localhost [127.0.0.1]) by kingfisher.intern.logix-tt.com (Postfix) with ESMTP id 8C9B4181C1DF1 for ; Thu, 13 Apr 2006 16:03:13 +0200 (CEST) Message-ID: <443E5A21.7090807@logix-tt.com> Date: Thu, 13 Apr 2006 16:03:13 +0200 From: Markus Schaber Organization: Logical Tracking and Tracing International AG, Switzerland User-Agent: Debian Thunderbird 1.0.7 (X11/20051017) X-Accept-Language: en-us, en MIME-Version: 1.0 To: pgsql-performance@postgresql.org Subject: Re: pgmemcache References: <1144135482.063425.33380@z34g2000cwc.googlegroups.com> <20060411225515.GZ49405@pervasive.com> <200604121603.43986.josh@agliodbs.com> <20060413001024.GP49405@pervasive.com> <6236.1144888514@sss.pgh.pa.us> In-Reply-To: <6236.1144888514@sss.pgh.pa.us> X-Enigmail-Version: 0.93.0.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 7bit X-Archive-Number: 200604/300 X-Sequence-Number: 18384 Hi, Tom, Tom Lane wrote: >>Why are AFTER COMMIT triggers impossible? > > What happens if such a trigger gets an error? You can't un-commit. Then it must be specified that those triggers are in their own transaction, and cannot abort the transaction. Or use the 2-phase-commit infrastructure for them. Markus -- Markus Schaber | Logical Tracking&Tracing International AG Dipl. Inf. | Software Development GIS Fight against software patents in EU! www.ffii.org www.nosoftwarepatents.org