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 1mlhvt-0002FH-R6 for pgsql-hackers@arkaria.postgresql.org; Sat, 13 Nov 2021 01:34:17 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1mlhvr-0006DR-S3 for pgsql-hackers@arkaria.postgresql.org; Sat, 13 Nov 2021 01:34:15 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mlhvr-0006DI-Ij for pgsql-hackers@lists.postgresql.org; Sat, 13 Nov 2021 01:34:15 +0000 Received: from relay10.mail.gandi.net ([217.70.178.230]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mlhvk-0000aj-LP for pgsql-hackers@lists.postgresql.org; Sat, 13 Nov 2021 01:34:14 +0000 Received: (Authenticated sender: vik@postgresfriends.org) by relay10.mail.gandi.net (Postfix) with ESMTPSA id 7A995240003; Sat, 13 Nov 2021 01:34:05 +0000 (UTC) Subject: Re: BUFFERS enabled by default in EXPLAIN (ANALYZE) To: Nikolay Samokhvalov , PostgreSQL Hackers References: From: Vik Fearing Message-ID: Date: Sat, 13 Nov 2021 02:34:05 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On 11/12/21 11:58 PM, Nikolay Samokhvalov wrote: > Re-reading the thread [1] (cannot answer there – don't have those emails in > my box anymore), I see that there was strong support for enabling BUFFERS > in EXPLAIN ANALYZE by default. And there were patches. Commitfest entry [2] > was marked Rejected because there were questions to the implementation > based on GUCs. > > Attached is a simple patch enabling BUFFERS by default, without involving > GUCs. I obviously agree with this (although I still wish we had gucs as we keep adding more and more options to EXPLAIN). The patch looks good to me, too. +1 -- Vik Fearing