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 1jT6e3-00073y-13 for pgsql-hackers@arkaria.postgresql.org; Mon, 27 Apr 2020 16:30:11 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1jT6e0-0002iP-IS for pgsql-hackers@arkaria.postgresql.org; Mon, 27 Apr 2020 16:30:08 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1jT6e0-0002iH-BN for pgsql-hackers@lists.postgresql.org; Mon, 27 Apr 2020 16:30:08 +0000 Received: from mail-qk1-x743.google.com ([2607:f8b0:4864:20::743]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1jT6dw-0008Mg-Nf for pgsql-hackers@lists.postgresql.org; Mon, 27 Apr 2020 16:30:06 +0000 Received: by mail-qk1-x743.google.com with SMTP id b188so17028332qkd.9 for ; Mon, 27 Apr 2020 09:30:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=telsasoft-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=yoswfepw12XzXDId/Ir+vqozk9axMriDjWeYQqrylNQ=; b=cnQOe/PPlL0uazwKvSCA+fo/OjzJF88H2me9PR3eU8G++SLVmdBQzV3Pk3tceZt5fV WjI/lAXYbUTZB830mLUU4N7CxBzNsAVfdu2/uKK0x7kt1zKYZa2uL3GdoRg859RW0/51 zdQo3rN37V0vND9OQ08fjOR1/+rN/OlikAb/KEAYUsKvw45+5zN0x67rq0P7sQZCdIrj KoXVV6y/coVNe59d6QFVGTpj2Vdwr5l8TKe5/PjRHVO0WoCaVR5/oSq1gyX+eFeAHjTu uulHksttntU9nSWT/8OKXIMJ/fAvUQMqyOqtBEd2xFPI3APK5/UgrKmaHHg21a9EcVPs yKlg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=yoswfepw12XzXDId/Ir+vqozk9axMriDjWeYQqrylNQ=; b=NNrJZXFw9kHVf4GkDSmOckXMHMzJNWQBj0nk/iGot0S+4G7K1M5f8fPS1Rj/zBn3EP 3UJbK2LeT2uX2loXcBrEbRo0LD02FkToL5rrGmy8XOzzfEg4xmzqs2CYSlbM6msqYqEj 9GkXRcxDZKmpVb+iZWpontCjLUYJ4kLN6JLj7UmRpOBl7g6288cKKrnFLDM4oAV5GLSW h9PznzZdExQsfY2StyDWu8NRI9NtPwffbNqTU5vKyL575KJTapF5ImUK+GcNIge3YLzG XFx0PqfYDudfTsl4J7XHeyy0y8ov1PbsF5yKtq2Wrc9fxvNqaOGHEcraRFr2Qz0cAtSI RyNQ== X-Gm-Message-State: AGi0PubrRam5hjP2aOneJB1YJ9bdUozLM4kD/gRNksIwm+qw3RYIjzPE BO+tWL+miti7RLuMCLSADOEpQQ== X-Google-Smtp-Source: APiQypJCzrgPjp7lb/tZvGPqeAPYOO8yA3M6d/Hvh5r9oJP9kPrhInxsWAXq8HTVHjfO1gmRnoqTuQ== X-Received: by 2002:a37:a60c:: with SMTP id p12mr22819870qke.430.1588005001443; Mon, 27 Apr 2020 09:30:01 -0700 (PDT) Received: from pryzbyj (charmander.telsasoft.com. [50.244.222.1]) by smtp.gmail.com with ESMTPSA id y17sm10358469qky.33.2020.04.27.09.30.00 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 Apr 2020 09:30:00 -0700 (PDT) Received: by pryzbyj (Postfix, from userid 1000) id 007B4800901; Mon, 27 Apr 2020 11:29:58 -0500 (CDT) Date: Mon, 27 Apr 2020 11:29:58 -0500 From: Justin Pryzby To: Tom Lane Cc: Konstantin Knizhnik , Richard Guo , Thomas Munro , Alvaro Herrera , pgsql-hackers@lists.postgresql.org Subject: Re: weird hash plan cost, starting with pg10 Message-ID: <20200427162958.GZ28974@telsasoft.com> References: <20200323165059.GA24950@alvherre.pgsql> <18131.1584982859@sss.pgh.pa.us> <4751e4df-5f98-657e-fb88-c039dd1e7a31@postgrespro.ru> <31321.1586549487@sss.pgh.pa.us> <20200427161823.GY28974@telsasoft.com> <21177.1588004763@sss.pgh.pa.us> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <21177.1588004763@sss.pgh.pa.us> User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On Mon, Apr 27, 2020 at 12:26:03PM -0400, Tom Lane wrote: > Justin Pryzby writes: > > Checking if you're planning to backpatch this ? > > Are you speaking of 5c27bce7f et al? Oops, yes, thanks. I updated wiki/PostgreSQL_13_Open_Items just now. -- Justin