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 1hG8WD-0007eh-2T for pgsql-hackers@arkaria.postgresql.org; Mon, 15 Apr 2019 20:47:57 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1hG8WB-0005dT-Sv for pgsql-hackers@arkaria.postgresql.org; Mon, 15 Apr 2019 20:47:55 +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 1hG8WB-0005aW-Gf for pgsql-hackers@lists.postgresql.org; Mon, 15 Apr 2019 20:47:55 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hG8W9-000697-4p for pgsql-hackers@lists.postgresql.org; Mon, 15 Apr 2019 20:47:54 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id x3FKlk2k020147; Mon, 15 Apr 2019 16:47:47 -0400 From: Tom Lane To: Amit Langote cc: jesper.pedersen@redhat.com, sulamul@gmail.com, PostgreSQL Developers , Peter Eisentraut Subject: Re: COLLATE: Hash partition vs UPDATE In-reply-to: <2594445a-6bc2-c511-dd6a-1d61304a893e@lab.ntt.co.jp> References: <826e4d52-234a-4d35-73b2-7c6b0a92220e@redhat.com> <30551.1555275007@sss.pgh.pa.us> <2594445a-6bc2-c511-dd6a-1d61304a893e@lab.ntt.co.jp> Comments: In-reply-to Amit Langote message dated "Mon, 15 Apr 2019 15:22:08 +0900" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <20145.1555361266.1@sss.pgh.pa.us> Date: Mon, 15 Apr 2019 16:47:46 -0400 Message-ID: <20146.1555361266@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Amit Langote writes: > Attached updated patch. LGTM, pushed. regards, tom lane