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 1kzmF5-0004VM-Kb for pgsql-hackers@arkaria.postgresql.org; Wed, 13 Jan 2021 19:55:43 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1kzmF4-0005Xo-Al for pgsql-hackers@arkaria.postgresql.org; Wed, 13 Jan 2021 19:55:42 +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 1kzmF4-0005Xg-3u for pgsql-hackers@lists.postgresql.org; Wed, 13 Jan 2021 19:55:42 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1kzmF1-0004aV-FW for pgsql-hackers@lists.postgresql.org; Wed, 13 Jan 2021 19:55:41 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.15.2/8.15.2) with ESMTP id 10DJtJhC1304504; Wed, 13 Jan 2021 14:55:20 -0500 From: Tom Lane To: Fabien COELHO cc: Anastasia Lubennikova , PostgreSQL Developers , David Rowley , Jaime Soler Subject: Re: pgbench and timestamps (bounced) In-reply-to: References: <1720048.1599525071@sss.pgh.pa.us> <6c6af173-85b9-f0b3-4764-b0df415d2736@postgrespro.ru> <1236015.1610491076@sss.pgh.pa.us> Comments: In-reply-to Fabien COELHO message dated "Wed, 13 Jan 2021 16:53:09 +0100" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <1304502.1610567719.1@sss.pgh.pa.us> Date: Wed, 13 Jan 2021 14:55:19 -0500 Message-ID: <1304503.1610567719@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Fabien COELHO writes: >> What remains that we could do now, and perhaps back-patch, is point (2) >> i.e. disallow digits as the first character of a pgbench variable name. > I'm fine with that. >> That would be enough to "solve" the original bug report, and it does seem >> like it could be back-patched, while we're certainly not going to risk >> back-patching anything as portability-fraught as introducing mutexes. > Sure. OK. I've pushed a patch that just does that much, and marked the commitfest entry closed. After the other thing lands, please rebase and resubmit what remains of this patch. regards, tom lane