Received: from maia.hub.org (maia-5.hub.org [200.46.204.29]) by mail.postgresql.org (Postfix) with ESMTP id 85F84632975 for ; Tue, 13 Jul 2010 12:05:38 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.29]) (amavisd-maia, port 10024) with ESMTP id 33558-05 for ; Tue, 13 Jul 2010 15:05:27 +0000 (UTC) X-Greylist: domain 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 16C4563291E for ; Tue, 13 Jul 2010 12:05:26 -0300 (ADT) Received: from list by lo.gmane.org with local (Exim 4.69) (envelope-from ) id 1OYh2x-0005um-Rd for pgsql-sql@postgresql.org; Tue, 13 Jul 2010 17:05:23 +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 ; Tue, 13 Jul 2010 17:05:23 +0200 Received: from spam_eater by 217.110.94.67 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Tue, 13 Jul 2010 17:05:23 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: pgsql-sql@postgresql.org From: Thomas Kellerer Subject: Re: subtract two dates to get the number of days Date: Tue, 13 Jul 2010 17:05:12 +0200 Lines: 18 Message-ID: References: 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 In-Reply-To: X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=1.954 tagged_above=-5 required=5 tests=BAYES_50=0.8, RCVD_NUMERIC_HELO=1.164, T_RP_MATCHES_RCVD=-0.01 X-Spam-Level: * X-Archive-Number: 201007/59 X-Sequence-Number: 34372 Campbell, Lance, 13.07.2010 16:58: > I want to subtract to dates to know the number of days different. > > Example: > > 01/02/2010 - 01/01/2010 = 1 day > > 08/01/2010 - 07/31/2010 = 1 day > > How do I do this? SELECT DATE '2010-02-01' - DATE '2010-01-01'; SELECT DATE '2010-08-01' - DATE '2010-07-31';