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 1hpe5X-0004Ob-Hc for pgsql-hackers@arkaria.postgresql.org; Mon, 22 Jul 2019 19:35:11 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1hpe5U-000258-0p for pgsql-hackers@arkaria.postgresql.org; Mon, 22 Jul 2019 19:35:08 +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 1hpe5T-00024s-OO for pgsql-hackers@lists.postgresql.org; Mon, 22 Jul 2019 19:35:07 +0000 Received: from mail-qt1-x843.google.com ([2607:f8b0:4864:20::843]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hpe5R-0003DE-3N for pgsql-hackers@lists.postgresql.org; Mon, 22 Jul 2019 19:35:07 +0000 Received: by mail-qt1-x843.google.com with SMTP id x22so34680738qtp.12 for ; Mon, 22 Jul 2019 12:35:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=2ndquadrant-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :content-transfer-encoding:in-reply-to:user-agent; bh=zKk1T2Eh1FmoW3PdIKbvJLBAAPIFizxRtWesCG14DSM=; b=fSZz5OMTY4t3+uor5Huvs64VqUQ8vFP50u7Jm4QxikBJsNbFY5latBeqCL9dVFhrp/ a6Kh1iwf75dPmBXIkgpgjNIaxK/FchD5F3p05sEhfJ3AFYcmxhmiKzbn5S6wbBkjkKca z4CqL9BSb2T6q/uSWmdXHpOaZxTOzHPv2xdsM1FPmlMbw4OKEzXaIvMhuwqUEQTO6Rv8 /x3DXYpK6YIKMwOPD1Hit2DAvLWZZZkhlzqL/kVZZrxWrcUCMfvv4sWVj9tqztxC40Fp NSQFphO5O5T95oucmXpWPYBP+0OXrJNbU+8zK3dTftHgyktmuFr4LkrW5jsG0T9o6swi Kizw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=zKk1T2Eh1FmoW3PdIKbvJLBAAPIFizxRtWesCG14DSM=; b=koQNMuWTGwG9VH7Tn2M5Dsj28CuSLtCT7wyYnCUVoOFlYUZGNmicsEiwoMLx58arEa BCA8iWxjYHVjkDcAjSO8znEaeuTqsAMjIaSKuh8UvZaCzoh5e0svUfVNfZZUKhZtrFx4 4dNkvf3krlDEnRPqiE7UgeqUgbJY1qFlxVflIIpT69iHcYcBaEx4hZYNE9XsOj077Tpb SVIOl9GbiqCFZzd2mHhLQxcTworuNVSiy3k0mFMHM8Wo8vOsViS9UlF3nvHpdswAtDYh oIF6z77HGU+6feRhPRrY6mzbpc3NO+SwlIHewCKY5pN5HqH07HpFI7G9FY1r+nzKyTvb lYzg== X-Gm-Message-State: APjAAAXt2Fysnq+t27S1m1bboeO3VGkl7I3B70gtnOl5pNjNy+lCr/mf Yx5JnJ04xlSBgJbs5BIs9+WPoQ== X-Google-Smtp-Source: APXvYqzXr2PHlSN80ve/+FHDmhU4hsluS8VYac1EnJQmC5Um6HDCjP1GqUprv6TM9/ns/JlFSv5qsg== X-Received: by 2002:ac8:3449:: with SMTP id v9mr51635883qtb.163.1563824103454; Mon, 22 Jul 2019 12:35:03 -0700 (PDT) Received: from nimloth.alvh.no-ip.org ([177.154.139.202]) by smtp.gmail.com with ESMTPSA id w19sm16461194qkj.66.2019.07.22.12.35.02 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 22 Jul 2019 12:35:02 -0700 (PDT) Received: by nimloth.alvh.no-ip.org (Postfix, from userid 1000) id CBDA8120D50; Mon, 22 Jul 2019 15:34:59 -0400 (-04) Date: Mon, 22 Jul 2019 15:34:59 -0400 From: Alvaro Herrera To: Tom Lane Cc: pgsql-hackers@lists.postgresql.org, Manuel Rigger Subject: Re: Broken defenses against dropping a partitioning column Message-ID: <20190722193459.GA14241@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <11607.1563822144@sss.pgh.pa.us> User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk On 2019-Jul-22, Tom Lane wrote: > I nearly missed the need for that because of all the noise that > check-world emits in pre-v12 branches. We'd discussed back-patching > eb9812f27 at the time, and I think now it's tested enough that doing > so is low risk (or at least, lower risk than the risk of not seeing > a failure). So I think I'll go do that now. I'd like that, as it bites me too, thanks. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services