Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ojQgA-0005fS-Ho for pgsql-hackers@arkaria.postgresql.org; Fri, 14 Oct 2022 19:49:10 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1ojQg9-00070b-DN for pgsql-hackers@arkaria.postgresql.org; Fri, 14 Oct 2022 19:49:09 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ojQg9-0006sN-2M for pgsql-hackers@lists.postgresql.org; Fri, 14 Oct 2022 19:49:09 +0000 Received: from momjian.us ([72.94.173.45]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1ojQg6-0003iQ-Ph for pgsql-hackers@postgresql.org; Fri, 14 Oct 2022 19:49:08 +0000 Received: from bruce by momjian.us with local (Exim 4.94.2) (envelope-from ) id 1ojQg4-00EoCB-Oo; Fri, 14 Oct 2022 15:49:04 -0400 Date: Fri, 14 Oct 2022 15:49:04 -0400 From: Bruce Momjian To: Simon Riggs Cc: Erik Rijkers , Robert Treat , Justin Pryzby , PostgreSQL Hackers Subject: Re: New docs chapter on Transaction Management and related changes Message-ID: References: <20220906203320.GT31833@telsasoft.com> <22bc0f3a-bd56-d0e3-b8ff-7eec16a540ab@xs4all.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Fri, Oct 14, 2022 at 01:05:14PM +0100, Simon Riggs wrote: > On Fri, 14 Oct 2022 at 08:55, Simon Riggs wrote: > > > In related changes, I've also done some major rewording of the RELEASE > > SAVEPOINT command, since it was incorrectly described as having "no > > other user visible behavior". A complex example is given to explain, > > using the terminology established in the main patch. > > ROLLBACK TO SAVEPOINT also needs some clarification, patch attached. > > (Commentary: It's confusing to me that ROLLBACK TO SAVEPOINT starts a > new subtransaction, whereas RELEASE SAVEPOINT does not. You might > imagine they would both start a new subtransaction, but that is not > the case.) Agreed, added. -- Bruce Momjian https://momjian.us EDB https://enterprisedb.com Indecision is a decision. Inaction is an action. Mark Batterson