Received: from malur.postgresql.org ([2a02:16a8:dc51::56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1foz5r-0000E9-QH for pgsql-bugs@arkaria.postgresql.org; Sun, 12 Aug 2018 22:44:15 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1foz5m-0004ab-JI for pgsql-bugs@arkaria.postgresql.org; Sun, 12 Aug 2018 22:44:10 +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 4.89) (envelope-from ) id 1foz5m-0004aU-Cv for pgsql-bugs@lists.postgresql.org; Sun, 12 Aug 2018 22:44:10 +0000 Received: from lungold.riddles.org.uk ([82.68.208.19]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.89) (envelope-from ) id 1foz5e-0007bA-Gz for pgsql-bugs@lists.postgresql.org; Sun, 12 Aug 2018 22:44:09 +0000 Received: from [192.168.127.1] (port=57191 helo=caithnard.riddles.org.uk) by lungold.riddles.org.uk with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.88 (FreeBSD)) (envelope-from ) id 1foz5a-0004lS-RH; Sun, 12 Aug 2018 22:43:58 +0000 Received: from [127.0.0.1] (port=19649 helo=caithnard.riddles.org.uk) by caithnard.riddles.org.uk with esmtp (Exim 4.89 (FreeBSD)) (envelope-from ) id 1foz5a-000GFD-5y; Sun, 12 Aug 2018 22:43:58 +0000 From: Andrew Gierth To: Tom Lane Cc: Pavel Stehule , pgsql-bugs@lists.postgresql.org, Alvaro Herrera Subject: Re: BUG #15321: XMLTABLE leaks memory like crazy In-Reply-To: <22708.1534111931@sss.pgh.pa.us> (Tom Lane's message of "Sun, 12 Aug 2018 18:12:11 -0400") Message-ID: <87y3db5hv0.fsf@news-spur.riddles.org.uk> References: <153394403528.10284.7530399040974170549@wrigleys.postgresql.org> <87va8h7nyl.fsf@news-spur.riddles.org.uk> <87r2j57hdo.fsf@news-spur.riddles.org.uk> <87k1ow6o7i.fsf@news-spur.riddles.org.uk> <87ftzk6jw2.fsf@news-spur.riddles.org.uk> <87bma77v67.fsf@news-spur.riddles.org.uk> <877ekv7s9j.fsf@news-spur.riddles.org.uk> <17553.1534086692@sss.pgh.pa.us> <8736vj6zod.fsf@news-spur.riddles.org.uk> <22708.1534111931@sss.pgh.pa.us> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (berkeley-unix) Date: Sun, 12 Aug 2018 23:43:58 +0100 MIME-Version: 1.0 Content-Type: text/plain List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk >>>>> "Tom" == Tom Lane writes: >> perCallCxt? or do you have a better name? Tom> I was hoping to avoid being pinned down on that ;-). Well, they do say there are 2 hard problems in computing: finding names for things, cache invalidation, and off-by-one errors :-) Tom> But maybe fetchRowsCxt or tableBuildCxt or something along that Tom> line? It's not very clear what "perCall" is per call of, so I'm Tom> not in love with that idea. Meh. perTableCxt? -- Andrew (irc:RhodiumToad)