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 1luGLq-0001hO-6x for pgsql-hackers@arkaria.postgresql.org; Fri, 18 Jun 2021 15:24:10 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1luGLp-0002NP-5V for pgsql-hackers@arkaria.postgresql.org; Fri, 18 Jun 2021 15:24:09 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1luGLo-0002M7-U7 for pgsql-hackers@lists.postgresql.org; Fri, 18 Jun 2021 15:24:08 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1luGLi-0006zM-PV for pgsql-hackers@lists.postgresql.org; Fri, 18 Jun 2021 15:24:08 +0000 Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1]) by sss.pgh.pa.us (8.15.2/8.15.2) with ESMTP id 15IFO0hh1162083; Fri, 18 Jun 2021 11:24:00 -0400 From: Tom Lane To: Julien Rouhaud cc: pgsql-hackers@lists.postgresql.org Subject: Re: Centralizing protective copying of utility statements In-reply-to: <20210618151545.zamlaguxt4tudyjw@nol> References: <931771.1623893989@sss.pgh.pa.us> <974666.1623943810@sss.pgh.pa.us> <1026052.1623949409@sss.pgh.pa.us> <20210617180055.txf7g6tkelk2f2x4@nol> <1100703.1624026260@sss.pgh.pa.us> <20210618151545.zamlaguxt4tudyjw@nol> Comments: In-reply-to Julien Rouhaud message dated "Fri, 18 Jun 2021 23:15:45 +0800" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <1162081.1624029840.1@sss.pgh.pa.us> Date: Fri, 18 Jun 2021 11:24:00 -0400 Message-ID: <1162082.1624029840@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Julien Rouhaud writes: > On Fri, Jun 18, 2021 at 10:24:20AM -0400, Tom Lane wrote: >> Maybe "if true, pstmt's node tree must not be modified" ? > Thanks, I find it way better! OK, pushed that way, and with a couple other comment tweaks from an additional re-reading. regards, tom lane