Received: from malur.postgresql.org ([2a02:16a8:dc51::56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1fSZXC-0007Ow-2u for pgsql-docs@arkaria.postgresql.org; Tue, 12 Jun 2018 02:59:50 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1fSZX8-0006wl-HS for pgsql-docs@arkaria.postgresql.org; Tue, 12 Jun 2018 02:59:46 +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_SHA384:256) (Exim 4.89) (envelope-from ) id 1fSZX8-0006wb-Bg for pgsql-docs@lists.postgresql.org; Tue, 12 Jun 2018 02:59:46 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1fSZX0-0005kY-Ov for pgsql-docs@postgresql.org; Tue, 12 Jun 2018 02:59:45 +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 w5C2xSlT018586; Mon, 11 Jun 2018 22:59:28 -0400 From: Tom Lane To: Peter Eisentraut cc: Bruce Momjian , pgsql-docs Subject: Re: updatable cursors and ORDER BY In-reply-to: References: <2966.1525921045@sss.pgh.pa.us> <8dc63ba7-dc56-fc7c-fc16-4fae03e3bfe6@2ndquadrant.com> <22649.1525971323@sss.pgh.pa.us> <20180528171716.GA5306@momjian.us> Comments: In-reply-to Peter Eisentraut message dated "Mon, 11 Jun 2018 20:44:14 -0400" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <18584.1528772368.1@sss.pgh.pa.us> Date: Mon, 11 Jun 2018 22:59:28 -0400 Message-ID: <18585.1528772368@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Peter Eisentraut writes: > I think we should still add the second part, because it currently > doesn't say anything about that a cursor declaration might fail if an > updatable cursor cannot be created. I still think it wouldn't add anything. Any other error in the command would cause the cursor declaration to fail, too. regards, tom lane