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 1htmk2-0005xR-9j for pgsql-hackers@arkaria.postgresql.org; Sat, 03 Aug 2019 05:38:06 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1htmjy-00075H-TL for pgsql-hackers@arkaria.postgresql.org; Sat, 03 Aug 2019 05:38:02 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1htmjy-00075A-It for pgsql-hackers@lists.postgresql.org; Sat, 03 Aug 2019 05:38:02 +0000 Received: from cyclops.postgrespro.ru ([93.174.131.138] helo=mail.postgrespro.ru) by magus.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1htmjv-0007oJ-DG for pgsql-hackers@postgresql.org; Sat, 03 Aug 2019 05:38:01 +0000 Received: from localhost (localhost [127.0.0.1]) by mail.postgrespro.ru (Postfix) with ESMTP id B132021C47EB; Sat, 3 Aug 2019 08:37:57 +0300 (MSK) X-Virus-Scanned: Debian amavisd-new at postgrespro.ru X-Spam-Flag: NO X-Spam-Score: 0 X-Spam-Level: X-Spam-Status: No, score=x tagged_above=-99 required=4 WHITELISTED tests=[] autolearn=unavailable Received: from [192.168.8.108] (unknown [176.59.34.1]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mail.postgrespro.ru (Postfix) with ESMTPSA id 0F2BF21C47D6; Sat, 3 Aug 2019 08:37:56 +0300 (MSK) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=postgrespro.ru; s=mail; t=1564810677; bh=pTZcGaRO6G0UKz+GDkSF8oAw2CD2iP3hRzgHzx9bwO8=; h=Subject:To:Cc:References:From:Date:In-Reply-To; b=Gn2eXBxsirxHs6Gtdb7nyy0WhSOZHAwzjX/6HN3i4SeDXr74aQmoXJNumKoObTKro sXGLV9pW2DQVSYEuiGHCJaQ0p8nbeIUKttjBjKZC17EFn2kghJVI55JBXWlHQszJQE rrFyirOYNdDruq18CKIZNcsaXhJZjmdzCyK9N3rs= Subject: Re: pglz performance To: Andres Freund , Tomas Vondra Cc: Andrey Borodin , Michael Paquier , pgsql-hackers , Vladimir Leskov References: <469C9ED9-348C-4FE7-A7A7-B0FA671BEE4C@yandex-team.ru> <20190513071427.GB2273@paquier.xyz> <169163A8-C96F-4DBE-A062-7D1CECBE9E5D@yandex-team.ru> <20190802144345.d62jtiyyx6r2y73f@development> <20190802163948.i6mjypdgujeorrbi@alap3.anarazel.de> <20190802170039.o4pabnzm4xy3z7uj@development> <20190802171258.nob5zo2vu7siqo2b@alap3.anarazel.de> <20190802175239.5ds6rhdso6hwy4vk@development> <20190802182003.u477q6itwudieqxf@alap3.anarazel.de> From: Konstantin Knizhnik Message-ID: Date: Sat, 3 Aug 2019 08:37:55 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.2 MIME-Version: 1.0 In-Reply-To: <20190802182003.u477q6itwudieqxf@alap3.anarazel.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On 02.08.2019 21:20, Andres Freund wrote: > Another question is whether we'd actually want to include the code in >> core directly, or use system libraries (and if some packagers might >> decide to disable that, for whatever reason). > I'd personally say we should have an included version, and a > --with-system-... flag that uses the system one. +1