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 1lkYs4-0001Jb-UV for pgsql-bugs@arkaria.postgresql.org; Sat, 22 May 2021 21:09:20 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1lkYs3-0002zZ-QI for pgsql-bugs@arkaria.postgresql.org; Sat, 22 May 2021 21:09:19 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lkYs3-0002zR-Jh for pgsql-bugs@lists.postgresql.org; Sat, 22 May 2021 21:09:19 +0000 Received: from sss.pgh.pa.us ([66.207.139.130]) by magus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lkYs1-0002dv-Vx for pgsql-bugs@lists.postgresql.org; Sat, 22 May 2021 21:09:19 +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 14ML9FFr283093; Sat, 22 May 2021 17:09:15 -0400 From: Tom Lane To: buschmann@nidsa.net cc: pgsql-bugs@lists.postgresql.org Subject: Re: BUG #17030: ERROR: cannot decompile join alias var in plan tree introduced in pg14beta1 In-reply-to: <17030-5844aecae42fe223@postgresql.org> References: <17030-5844aecae42fe223@postgresql.org> Comments: In-reply-to PG Bug reporting form message dated "Sat, 22 May 2021 16:20:29 -0000" MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-ID: <283091.1621717755.1@sss.pgh.pa.us> Date: Sat, 22 May 2021 17:09:15 -0400 Message-ID: <283092.1621717755@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk PG Bug reporting form writes: > When testing our application I suddenly got the $subject error message: > ERROR: cannot decompile join alias var in plan tree That's surely a bug, but there's little we can do about it without a self-contained test case. regards, tom lane