Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1uwtHf-008RLl-2L for pgsql-hackers@arkaria.postgresql.org; Fri, 12 Sep 2025 02:13:07 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1uwtHd-00BGLu-AK for pgsql-hackers@arkaria.postgresql.org; Fri, 12 Sep 2025 02:13:05 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1uwtHd-00BGLa-14 for pgsql-hackers@lists.postgresql.org; Fri, 12 Sep 2025 02:13:05 +0000 Received: from sss.pgh.pa.us ([68.162.161.243]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uwtHb-001wcc-1C for pgsql-hackers@postgresql.org; Fri, 12 Sep 2025 02:13:04 +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 58C2Cxhv2028244; Thu, 11 Sep 2025 22:12:59 -0400 From: Tom Lane To: Noah Misch cc: Smolkin Grigory , pgsql-hackers@postgresql.org Subject: Re: race condition in pg_class In-reply-to: <20250911224216.4f.nmisch@google.com> References: <20231027184832.9b.nmisch@google.com> <1596629.1698435146@sss.pgh.pa.us> <20231027214946.79.nmisch@google.com> <1617596.1698446455@sss.pgh.pa.us> <20231027232612.99.nmisch@google.com> <20231102030915.d3.nmisch@google.com> <20240512232923.aa.nmisch@google.com> <1802710.1757608564@sss.pgh.pa.us> <20250911185729.ad.nmisch@google.com> <1826823.1757619287@sss.pgh.pa.us> <20250911224216.4f.nmisch@google.com> Comments: In-reply-to Noah Misch message dated "Thu, 11 Sep 2025 15:42:16 -0700" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <2028242.1757643179.1@sss.pgh.pa.us> Date: Thu, 11 Sep 2025 22:12:59 -0400 Message-ID: <2028243.1757643179@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Noah Misch writes: > On Thu, Sep 11, 2025 at 03:34:47PM -0400, Tom Lane wrote: >> However ... it might still be okay to cram it into v18. Do you have >> an opinion about that? > Feels like something I wouldn't do, but I don't have a concrete reason. I'm content with making it master-only. regards, tom lane