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 1vA8eD-00EYj7-0H for pgsql-hackers@arkaria.postgresql.org; Sat, 18 Oct 2025 15:15:08 +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 1vA8eA-0081ru-DR for pgsql-hackers@arkaria.postgresql.org; Sat, 18 Oct 2025 15:15:05 +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 1vA8eA-0081rm-3k for pgsql-hackers@lists.postgresql.org; Sat, 18 Oct 2025 15:15:05 +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 1vA8e7-002TSU-1M for pgsql-hackers@lists.postgresql.org; Sat, 18 Oct 2025 15:15:04 +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 59IFEnwr1957148; Sat, 18 Oct 2025 11:14:49 -0400 From: Tom Lane To: Mankirat Singh cc: "David E. Wheeler" , nathandbossart@gmail.com, pg@bowt.ie, andrew@dunslane.net, pgsql-hackers@lists.postgresql.org Subject: Re: abi-compliance-check failure due to recent changes to pg_{clear,restore}_{attribute,relation}_stats() In-reply-to: References: <1713509.1760721320@sss.pgh.pa.us> <1723302.1760726712@sss.pgh.pa.us> <78B81B37-9F27-4085-92DA-6B50DFC24361@justatheory.com> Comments: In-reply-to Mankirat Singh message dated "Sat, 18 Oct 2025 18:34:17 +0530" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <1957146.1760800489.1@sss.pgh.pa.us> Date: Sat, 18 Oct 2025 11:14:49 -0400 Message-ID: <1957147.1760800489@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Mankirat Singh writes: > But if we want a much clearer way based on symbol names, we could use a > standard per branch suppression file, which the abidiff tool directly > supports for this purpose[1]. I am strongly against relying on suppression files. I think that is a very imprecise technology, and it is certainly harder to use than the "choose a blessed reference point" approach. regards, tom lane