Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gnCTE-0001oF-5d for pgsql-hackers@arkaria.postgresql.org; Sat, 26 Jan 2019 01:09:16 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1gnCTB-000777-Oj for pgsql-hackers@arkaria.postgresql.org; Sat, 26 Jan 2019 01:09:13 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gnCTB-00075D-Fi for pgsql-hackers@lists.postgresql.org; Sat, 26 Jan 2019 01:09:13 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gnCT8-0006GG-Jr for pgsql-hackers@lists.postgresql.org; Sat, 26 Jan 2019 01:09:12 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id x0Q196lX020497; Fri, 25 Jan 2019 20:09:06 -0500 From: Tom Lane To: Mark Dilger cc: David Rowley , PostgreSQL Hackers Subject: Re: "SELECT ... FROM DUAL" is not quite as silly as it appears In-reply-to: References: <15944.1521127664@sss.pgh.pa.us> <9565.1539573909@sss.pgh.pa.us> <154342395130.2093.8013327151440360209.pgcf@coridan.postgresql.org> <12357.1543518669@sss.pgh.pa.us> <20472.1546631337@sss.pgh.pa.us> <21565.1547498912@sss.pgh.pa.us> Comments: In-reply-to David Rowley message dated "Tue, 15 Jan 2019 13:11:08 +1300" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <20495.1548464946.1@sss.pgh.pa.us> Date: Fri, 25 Jan 2019 20:09:06 -0500 Message-ID: <20496.1548464946@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk David Rowley writes: > As far as I can see the patch is ready to go, but I'll defer to Mark, > who's also listed on the reviewer list for this patch. Mark, are you planning to do further review on this patch? I'd like to move it along, since (IMO anyway) we need it in before progress can be made on https://commitfest.postgresql.org/21/1664/ regards, tom lane