Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jW2Yc-0007rJ-SD for pgsql-hackers@arkaria.postgresql.org; Tue, 05 May 2020 18:44:42 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jW2Ya-0006tH-MY for pgsql-hackers@arkaria.postgresql.org; Tue, 05 May 2020 18:44:40 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jW2Ya-0006t9-As for pgsql-hackers@lists.postgresql.org; Tue, 05 May 2020 18:44:40 +0000 Received: from mail-pj1-x102c.google.com ([2607:f8b0:4864:20::102c]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jW2YX-0000tr-7O for pgsql-hackers@postgresql.org; Tue, 05 May 2020 18:44:39 +0000 Received: by mail-pj1-x102c.google.com with SMTP id e6so1542377pjt.4 for ; Tue, 05 May 2020 11:44:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=j-davis-com.20150623.gappssmtp.com; s=20150623; h=message-id:subject:from:to:date:in-reply-to:references:mime-version :content-transfer-encoding; bh=BR93JDMyWotTG4HxkV/mr2mdtf8/hFSYjGNEowDHf/Y=; b=Od4WN327CjYEHas4QL/+czX7iYJwelGFSpvRL7VVTQ41zo5m761xNCV1QGhY5cMFvN WG+oONFAKyixVUo3StpeoPW+oQmkW6MeT5TZw87l92sfklnNd/rYTQwHown5jnfOfh/R a9k23QPVjw+yd4y/nuVNRUbrcOSpnTKxZSlk7WgqdG8cUCpDu6nfal0Sgug+FPxv4MUb AN1eRd5uqthEILFqDUm3atIa5JUWuvgqQtqhzdLRi3P/Fbdzh+dp3sI9QOdEsXxZzFjx 6D1qYTsD8r+8oiE75pR6fUBtPapi2tqyrO7YkRnDrhgzvSSJnhBRUKGA/KGH/2bxZdIH //EQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:date:in-reply-to :references:mime-version:content-transfer-encoding; bh=BR93JDMyWotTG4HxkV/mr2mdtf8/hFSYjGNEowDHf/Y=; b=KfwZuY8r+WuYNAYUQV9MomNoLsfugfvNaA4tDl6YVSNNspcw+Y5rRHRSSxWoTdU8oH 4ZbQGsQCUhiNTKnPNEzMxehVTSsQ8zjKbeFwU4ifAk6c8aznis7N+KKMSrjURd/8XRRW YXfi5Ac4x56LFvwu32qmRua96wFO/M4LOpuHP3h3x9ZJwVngKDckev1T47vthB4fhy97 B8AIu5FepPzB6+VR7Ovn2XbGZuUMMwjFHzD3+vJr618J3nQeRNgxcM8jIt51tae/8tmP 6iOjQb392Ql9XcTOqf93L944C4vs2kPyXqtBvF+DplYvqXkb1CTTztLam326gvZ1UZJU EnmQ== X-Gm-Message-State: AGi0Pub7/EF9dtHo/DTrTqVyIdnVqnVQiHl9HdWNsfQafOHNmDxpwHTI LlsOrzWU2AUV2EK258ttRVJrYA== X-Google-Smtp-Source: APiQypLQVQg1WjNtWvclGbaT9cGobRvzuStAq8pPE51C5RQmxPyo/zc1RceEUEy89H2rocFDiymixA== X-Received: by 2002:a17:90a:8815:: with SMTP id s21mr4732744pjn.154.1588704275986; Tue, 05 May 2020 11:44:35 -0700 (PDT) Received: from jdavis.lan (c-73-231-146-4.hsd1.ca.comcast.net. [73.231.146.4]) by smtp.gmail.com with ESMTPSA id d18sm2595012pfq.177.2020.05.05.11.44.34 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Tue, 05 May 2020 11:44:35 -0700 (PDT) Message-ID: <2f3cafb77e4170f16ae2edf4f145eccea060df55.camel@j-davis.com> Subject: Re: PG 13 release notes, first draft From: Jeff Davis To: Bruce Momjian , PostgreSQL-development Date: Tue, 05 May 2020 11:44:33 -0700 In-Reply-To: <20200505031600.GB21752@momjian.us> References: <20200505031600.GB21752@momjian.us> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.28.5-0ubuntu0.18.04.2 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On Mon, 2020-05-04 at 23:16 -0400, Bruce Momjian wrote: > I have committed the first draft of the PG 13 release notes. You can > see them here: > > https://momjian.us/pgsql_docs/release-13.html > > It still needs markup, word wrap, and indenting. The community doc > build should happen in a few hours. Regarding grouping sets: Just like hash aggregation, grouping sets could exceed work_mem by large amounts in v12. Now, in v13, they both use disk when appropriate. There's an open item where we will consider tweaking the GUCs, so the descriptions might change slightly. Regards, Jeff Davis