Received: from maia.hub.org (maia-2.hub.org [200.46.204.251]) by mail.postgresql.org (Postfix) with ESMTP id 83E37B5DBFE for ; Mon, 18 Jul 2011 05:22:49 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.251]) (amavisd-maia, port 10024) with ESMTP id 68882-07 for ; Mon, 18 Jul 2011 08:22:43 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by mail.postgresql.org (Postfix) with ESMTP id 758A7B5DC08 for ; Mon, 18 Jul 2011 05:22:43 -0300 (ADT) Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1Qij68-0006iG-Cn for pgsql-sql@postgresql.org; Mon, 18 Jul 2011 10:22:40 +0200 Received: from 217.110.94.67 ([217.110.94.67]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 18 Jul 2011 10:22:40 +0200 Received: from spam_eater by 217.110.94.67 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 18 Jul 2011 10:22:40 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: pgsql-sql@postgresql.org From: Thomas Kellerer Subject: to_char() accepting invalid dates? Date: Mon, 18 Jul 2011 10:22:51 +0200 Lines: 14 Message-ID: Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@dough.gmane.org X-Gmane-NNTP-Posting-Host: 217.110.94.67 User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.23) Gecko/20090812 Thunderbird/2.0.0.23 Mnenhy/0.7.6.666 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=-0.438 tagged_above=-5 required=5 tests=BAYES_05=-0.5, FREEMAIL_FROM=0.001, RCVD_NUMERIC_HELO=1.164, RP_MATCHES_RCVD=-1.113, T_TO_NO_BRKTS_FREEMAIL=0.01 X-Spam-Level: X-Archive-Number: 201107/78 X-Sequence-Number: 35648 Hi, I just noticed that to_char() will "accept" invalid dates such as 2011-02-31 and "adjust" them accordingly: postgres=> select to_date('20110231', 'yyyymmdd'); to_date ------------ 2011-03-03 (1 row) is there a way to have to_date() raise an exception in such a case? Regards Thomas