X-Original-To: pgsql-admin@postgresql.org Received: from spampd.localdomain (postgresql.org [64.49.215.8]) by postgresql.org (Postfix) with ESMTP id E7756475E77 for ; Fri, 25 Apr 2003 10:17:20 -0400 (EDT) Received: from candle.pha.pa.us (momjian.navpoint.com [207.106.42.251]) by postgresql.org (Postfix) with ESMTP id 79BBF474E42 for ; Fri, 25 Apr 2003 10:17:19 -0400 (EDT) Received: (from pgman@localhost) by candle.pha.pa.us (8.11.6/8.10.1) id h3PEHBo06807; Fri, 25 Apr 2003 10:17:11 -0400 (EDT) From: Bruce Momjian Message-Id: <200304251417.h3PEHBo06807@candle.pha.pa.us> Subject: Re: point-in-time recovery In-Reply-To: <200304251115.53295.mallah@trade-india.com> To: Rajesh Kumar Mallah Date: Fri, 25 Apr 2003 10:17:11 -0400 (EDT) Cc: Gaetano Mendola , pgsql-admin@postgresql.org X-Mailer: ELM [version 2.4ME+ PL99 (25)] MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Spam-Status: No, hits=-26.0 required=5.0 tests=BAYES_01,EMAIL_ATTRIBUTION,IN_REP_TO,QUOTED_EMAIL_TEXT, REPLY_WITH_QUOTES autolearn=ham version=2.50 X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.50 (1.173-2003-02-20-exp) X-Archive-Number: 200304/350 X-Sequence-Number: 8505 Rajesh Kumar Mallah wrote: > > > What is this PITR anyway ? > > when it comes will i be able to > > 1. reduce by pg_dump times ? > 2. can afford to run pg_dump less frequently ? > 3. Will be able to rollback committed transactions of past 5 mins? You can do a dump, then do continuous logging of all database changes until the next backup. If you crash in the middle of the day, you can recover up to the point of the crash. -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 359-1001 + If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square, Pennsylvania 19073