Received: from localhost.localdomain (postgresql.org [64.49.215.8]) by localhost (Postfix) with ESMTP id B08C2475BDA for ; Fri, 5 Jul 2002 05:44:21 -0400 (EDT) Mailbox-Line: From dubreuil@ufr-info-p7.jussieu.fr Fri Jul 5 05:44:21 2002 Received: from news.hub.org (news.hub.org [64.49.215.80]) by postgresql.org (Postfix) with ESMTP id 6ECB14759C8 for ; Fri, 5 Jul 2002 05:44:20 -0400 (EDT) Received: by news.hub.org (Postfix, from userid 8) id A3B0E381900; Fri, 5 Jul 2002 05:43:32 -0400 (EDT) From: dubreuil@ufr-info-p7.jussieu.fr (stephane) X-Newsgroups: comp.databases.postgresql.sql Subject: algoritme Date: 5 Jul 2002 02:41:09 -0700 Organization: http://groups.google.com/ Lines: 10 Message-ID: <83a0dd6c.0207050141.2c10970@posting.google.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Complaints-To: groups-abuse@google.com To: pgsql-sql@postgresql.org X-Spam-Status: No, hits=-0.1 required=5.0 tests=FROM_NAME_NO_SPACES version=2.30 X-Spam-Level: X-Archive-Number: 200207/66 X-Sequence-Number: 8445 I have a question : I don't know if in a postgres database, it is interisting to create an index for a time stamp champ, Information : data are inerted in a chronological order. thanks Stephane -- Dubreuil Stephane dubreuil@ufr-info-p7.jussieu.fr