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 1hJ4Kg-0000Rp-Rw for pgsql-hackers@arkaria.postgresql.org; Tue, 23 Apr 2019 22:56:11 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1hJ4Kf-0004xF-JQ for pgsql-hackers@arkaria.postgresql.org; Tue, 23 Apr 2019 22:56:09 +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 1hJ4Kf-0004x8-BI for pgsql-hackers@lists.postgresql.org; Tue, 23 Apr 2019 22:56:09 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hJ4Kd-0002ll-AG for pgsql-hackers@postgresql.org; Tue, 23 Apr 2019 22:56:08 +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 x3NMtg3p011709; Tue, 23 Apr 2019 18:55:42 -0400 From: Tom Lane To: Andres Freund cc: Heikki Linnakangas , Justin Pryzby , Haribabu Kommi , Kyotaro HORIGUCHI , Alvaro Herrera , David Rowley , Robert Haas , Asim R P , pgsql-hackers@postgresql.org, Ashwin Agrawal , Dmitry Dolgov <9erthalion6@gmail.com>, Alexander Korotkov Subject: Re: Pluggable Storage - Andres's take In-reply-to: <20190423225201.3bbv6tbqzkb5w7cw@alap3.anarazel.de> References: <20190312.172757.17614556.horiguchi.kyotaro@lab.ntt.co.jp> <20190401231810.arpvmhw66bwsyobj@alap3.anarazel.de> <20190402005352.64hk76gddvs36uwl@alap3.anarazel.de> <20190402215743.cfiwzlk2szwq4jp3@alap3.anarazel.de> <20190404055138.GA24864@telsasoft.com> <20190405165101.mosiflz6slokm2oo@alap3.anarazel.de> <9a7fb9cc-2419-5db7-8840-ddc10c93f122@iki.fi> <20190423225201.3bbv6tbqzkb5w7cw@alap3.anarazel.de> Comments: In-reply-to Andres Freund message dated "Tue, 23 Apr 2019 15:52:01 -0700" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <11707.1556060142.1@sss.pgh.pa.us> Date: Tue, 23 Apr 2019 18:55:42 -0400 Message-ID: <11708.1556060142@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Andres Freund writes: > ... I think none of these are critical issues for tableam, but we should fix > them. > I'm not sure about doing so for v12 though. 1) and 3) are fairly > trivial, but 2) would involve changing the FDW interface, by changing > the AnalyzeForeignTable, AcquireSampleRowsFunc signatures. But OTOH, > we're not even in beta1. Probably better to fix those API issues now rather than later. regards, tom lane