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 4.96) (envelope-from ) id 1vaH2Q-006EXG-2S for pgsql-bugs@arkaria.postgresql.org; Mon, 29 Dec 2025 17:28:11 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vaH2P-0000aW-2L for pgsql-bugs@arkaria.postgresql.org; Mon, 29 Dec 2025 17:28:10 +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 4.96) (envelope-from ) id 1vaH2P-0000aN-1U for pgsql-bugs@lists.postgresql.org; Mon, 29 Dec 2025 17:28:10 +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 1vaH2O-003D0g-1v for pgsql-bugs@lists.postgresql.org; Mon, 29 Dec 2025 17:28:09 +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 5BTHS7VS2886169; Mon, 29 Dec 2025 12:28:07 -0500 From: Tom Lane To: pavel.tyslacki@gmail.com cc: pgsql-bugs@lists.postgresql.org Subject: Re: BUG #19365: postgres 18 pg_dump fails whan drop sequence concurrently In-reply-to: <19365-6245240d8b926327@postgresql.org> References: <19365-6245240d8b926327@postgresql.org> Comments: In-reply-to PG Bug reporting form message dated "Sat, 27 Dec 2025 23:57:29 +0000" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <2886167.1767029287.1@sss.pgh.pa.us> Date: Mon, 29 Dec 2025 12:28:07 -0500 Message-ID: <2886168.1767029287@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk PG Bug reporting form writes: > In postgres 18, I started getting random errors from `pg_dump`: > pg_dump: error: query failed: ERROR: could not open relation with OID 16741 > pg_dump: detail: Query was: SELECT seqrelid, format_type(seqtypid, NULL), > seqstart, seqincrement, seqmax, seqmin, seqcache, seqcycle, last_value, > is_called FROM pg_catalog.pg_sequence, pg_get_sequence_data(seqrelid) ORDER > BY seqrelid; Thanks for the report. I posted an analysis here: https://www.postgresql.org/message-id/2885944.1767029161%40sss.pgh.pa.us regards, tom lane