Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qpZYi-006Cr1-Pv for pgsql-bugs@arkaria.postgresql.org; Sun, 08 Oct 2023 19:35:24 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1qpZYf-008Met-Nk for pgsql-bugs@arkaria.postgresql.org; Sun, 08 Oct 2023 19:35:22 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qpZYf-008Mel-ET for pgsql-bugs@lists.postgresql.org; Sun, 08 Oct 2023 19:35:22 +0000 Received: from relay8-d.mail.gandi.net ([217.70.183.201]) by magus.postgresql.org with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qpZYd-000y4t-83 for pgsql-bugs@lists.postgresql.org; Sun, 08 Oct 2023 19:35:21 +0000 Received: by mail.gandi.net (Postfix) with ESMTPSA id 80AE11BF204; Sun, 8 Oct 2023 19:35:16 +0000 (UTC) Message-ID: Date: Sun, 8 Oct 2023 21:35:15 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Access to old versions of a row Content-Language: en-US To: Matthias Apitz , pgsql-bugs@lists.postgresql.org References: From: Vik Fearing In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-GND-Sasl: vik@postgresfriends.org List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 10/8/23 16:25, Matthias Apitz wrote: > > As long as the vacuum is not run, older versions of a given row should > be "somewhere". Is there a way to read them? No. But there is a pg_dirtyread extension that can do it. https://github.com/df7cb/pg_dirtyread -- Vik Fearing