Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1stpVq-001zSI-R6 for pgsql-docs@arkaria.postgresql.org; Thu, 26 Sep 2024 14:30:35 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1stpVp-009NdQ-QS for pgsql-docs@arkaria.postgresql.org; Thu, 26 Sep 2024 14:30:33 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1stpVp-009NdI-J5 for pgsql-docs@lists.postgresql.org; Thu, 26 Sep 2024 14:30:33 +0000 Received: from sss.pgh.pa.us ([68.162.161.243]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1stpVl-001Cga-N6 for pgsql-docs@lists.postgresql.org; Thu, 26 Sep 2024 14:30:32 +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 48QEURjB272649; Thu, 26 Sep 2024 10:30:28 -0400 From: Tom Lane To: Egor Rogov cc: pgsql-docs@lists.postgresql.org Subject: Re: Parallel safety restriction in 17 In-reply-to: References: Comments: In-reply-to Egor Rogov message dated "Thu, 26 Sep 2024 12:11:16 +0300" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <272647.1727361027.1@sss.pgh.pa.us> Date: Thu, 26 Sep 2024 10:30:27 -0400 Message-ID: <272648.1727361027@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Egor Rogov writes: > I've stumbled upon this statement in parallel.sgml: >>> The following operations are always parallel restricted: >>> ... >>> Plan nodes to which an InitPlan is attached. > It looks like this is no longer true since e08d74ca, in which plan nodes > with initPlans were allowed to be parallel-safe. I think you're right. Thanks for catching that! regards, tom lane