Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iUduc-0006Yh-0C for pgsql-bugs@arkaria.postgresql.org; Tue, 12 Nov 2019 21:41:22 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1iUdua-00024z-Pl for pgsql-bugs@arkaria.postgresql.org; Tue, 12 Nov 2019 21:41:20 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iUdua-00024o-EX for pgsql-bugs@lists.postgresql.org; Tue, 12 Nov 2019 21:41:20 +0000 Received: from n3.nabble.com ([162.255.23.22]) by makus.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1iUduX-0000Hc-92 for pgsql-bugs@postgresql.org; Tue, 12 Nov 2019 21:41:19 +0000 Received: from n3.nabble.com (localhost [127.0.0.1]) by n3.nabble.com (Postfix) with ESMTP id 611A918A4FCB9 for ; Tue, 12 Nov 2019 14:41:15 -0700 (MST) Date: Tue, 12 Nov 2019 14:41:15 -0700 (MST) From: legrand legrand To: pgsql-bugs@postgresql.org Message-ID: <1573594875394-0.post@n3.nabble.com> In-Reply-To: References: <16109-26a1a88651e90608@postgresql.org> <20191112205506.rvadbx2dnku3paaw@alap3.anarazel.de> Subject: Re: BUG #16109: Postgres planning time is high across version - 10.6 vs 10.10 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Hello, there was a very similar post a few days ago: https://www.postgresql-archive.org/Slow-planning-fast-execution-for-particular-3-table-query-tt6109879.html#none the root cause was a modification of default_statistics_target Maybe you are in the same situation ? or maybe tables have different SET STATISTICS values set ? Regards PAscal -- Sent from: https://www.postgresql-archive.org/PostgreSQL-bugs-f2117394.html