Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.80) (envelope-from ) id 1aaFyv-0003pe-3x for pgsql-hackers@arkaria.postgresql.org; Mon, 29 Feb 2016 05:02:53 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84) (envelope-from ) id 1aaFyu-0000VN-GF for pgsql-hackers@arkaria.postgresql.org; Mon, 29 Feb 2016 05:02:52 +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_SHA384:256) (Exim 4.84) (envelope-from ) id 1aaFxZ-0007Ru-SP for pgsql-hackers@postgresql.org; Mon, 29 Feb 2016 05:01:29 +0000 Received: from tama50.ecl.ntt.co.jp ([129.60.39.147]) by magus.postgresql.org with esmtp (Exim 4.84) (envelope-from ) id 1aaFxU-0005lE-Nm for pgsql-hackers@postgresql.org; Mon, 29 Feb 2016 05:01:29 +0000 Received: from vc2.ecl.ntt.co.jp (vc2.ecl.ntt.co.jp [129.60.86.154]) by tama50.ecl.ntt.co.jp (8.13.8/8.13.8) with ESMTP id u1T51HbI000690; Mon, 29 Feb 2016 14:01:17 +0900 Received: from vc2.ecl.ntt.co.jp (localhost [127.0.0.1]) by vc2.ecl.ntt.co.jp (Postfix) with ESMTP id 64CD85F594; Mon, 29 Feb 2016 14:01:17 +0900 (JST) Received: from jcms-pop21.ecl.ntt.co.jp (jcms-pop21.ecl.ntt.co.jp [129.60.87.134]) by vc2.ecl.ntt.co.jp (Postfix) with ESMTP id 557D65F592; Mon, 29 Feb 2016 14:01:17 +0900 (JST) Received: from [127.0.0.1] (unknown [129.60.241.61]) by jcms-pop21.ecl.ntt.co.jp (Postfix) with ESMTP id 1CB88400AB7; Mon, 29 Feb 2016 14:01:17 +0900 (JST) Subject: Re: Declarative partitioning References: <55D3093C.5010800@lab.ntt.co.jp> <56A23484.4000504@2ndquadrant.com> <56A9D51E.2000508@lab.ntt.co.jp> <56C1302D.6070403@lab.ntt.co.jp> <56C26D27.40108@lab.ntt.co.jp> <56C28C4C.5090409@agliodbs.com> <56C28D8A.2060608@lab.ntt.co.jp> <56D3715F.1060102@postgrespro.ru> From: Amit Langote Message-ID: <56D3D08E.4060201@lab.ntt.co.jp> Date: Mon, 29 Feb 2016 14:01:02 +0900 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.6.0 MIME-Version: 1.0 In-Reply-To: <56D3715F.1060102@postgrespro.ru> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit To: Ildar Musin , pgsql-hackers@postgresql.org X-TM-AS-MML: disable X-Pg-Spam-Score: -2.6 (--) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-hackers Precedence: bulk Sender: pgsql-hackers-owner@postgresql.org Hi Ildar, On 2016/02/29 7:14, Ildar Musin wrote: > 16/02/16 07:46, Amit Langote wrote: >> On 2016/02/16 11:41, Josh berkus wrote: >>> We're not going to use CE for the new partitioning long-term, are we? This >>> is just the first version, right? >> Yes. My approach in previous versions of stuffing major planner changes in >> with the syntax patch was not quite proper in retrospect. So, I thought >> I'd propose any major planner (and executor) changes later. >> >> Thanks, >> Amit >> > Hello Amit, > > Thank you for your work. I'm currently working on extension aimed at > planner optimization for partitioned tables > (https://github.com/postgrespro/pg_pathman). At this moment I have an > implementation of binary search for range partitioned tables with basic > partitioning keys (date, timestamp, integers etc). And I'd like to try to > combine your syntax and infrastructure with my binary search implementation. > There likely will be changes in range syntax and partitions cache > structure based on discussion. So looking forward for your next patch. Sure, thanks! I will look at your extension as well. Thanks, Amit -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers