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 4.96) (envelope-from ) id 1vfAqW-004ufa-1Z for pgsql-hackers@arkaria.postgresql.org; Mon, 12 Jan 2026 05:52:09 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1vfAqT-00DBsW-2S for pgsql-hackers@arkaria.postgresql.org; Mon, 12 Jan 2026 05:52:06 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1vfAqT-00DBsO-1R for pgsql-hackers@lists.postgresql.org; Mon, 12 Jan 2026 05:52:06 +0000 Received: from mail-dl1-x122f.google.com ([2607:f8b0:4864:20::122f]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.96) (envelope-from ) id 1vfAqS-005fbS-1Y for pgsql-hackers@lists.postgresql.org; Mon, 12 Jan 2026 05:52:05 +0000 Received: by mail-dl1-x122f.google.com with SMTP id a92af1059eb24-122008d4054so2150538c88.1 for ; Sun, 11 Jan 2026 21:52:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1768197123; x=1768801923; darn=lists.postgresql.org; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:from:to:cc:subject:date :message-id:reply-to; bh=PjVBAMmZL15aAFkgZ5DmQrKkFCi5Zq/+PA9w++z5ULo=; b=ODcLNQ7FWBzze3MyzjkYKi1vS+F/vk5rwZ2yP7HufR6o/M9JoxMZ4QLNgxc1hIW8jY bsQClsDBkladGNuU7CfRGY5zr5Xh3jApgFcAWKyAyx6Y2/JZdKkS+qKuLBXhC8bsLeJ6 qVOL7V0g/7WxGPam0LhlkTKrMW5t/UjLr5WAB4AdyJ+O8Hpvsl5ftthiFHUrThhSx5uC X6vgAPADW4h35dx6CokcIn9wYSla0sXguW96NCpuYW12mSQIV0sN/ko4nFnObfU7CcW6 K4u7LeSzevqLlMrvZ6Lx7Maa06KJEpQzmAUmU+eFOu0KL8CKTUmAepKpuZfip4JLLSJb bfPw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1768197123; x=1768801923; h=to:references:message-id:content-transfer-encoding:cc:date :in-reply-to:from:subject:mime-version:x-gm-gg:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=PjVBAMmZL15aAFkgZ5DmQrKkFCi5Zq/+PA9w++z5ULo=; b=lNSqLkF1VaVsse+SjVtsYpe0jBOeRkFG3eiHC21RboaC7Xo6zys40U7GDek+IvXD8Y 0GpV9hxeS5sz2kYxAZVSUbeGGlkZFaUcXzdQALLXEAm53+1cbLeSUuBso6UVxbfmeJWO 77q1g5xOnOdZHtdlVzzSToLzinGIMprKoS9P0Mn3Ysn8AUMdsGkJhNhxd2rsqOCmxXp6 eJagnzUGgvNu/nJlou1aZkiIWdBYDH6vik1lhqw6ZsoUNNthgC4iEpjzHMZj1FD3RKYo k3x4x/3T6bFdatDeBkw1CMSHTPitKq2z4qqb5kvHRoEatlLafamX794WGReKee/uLiFH mnTg== X-Gm-Message-State: AOJu0YzwS1vFL73op7Ub60ANDdSkaXk9c+tIA/xo7qnGX4yUla/nVbdK NEYTf84dFhxfQKEkEGd/TEASQNpqLvES+UnECNIYwFI3CpUx+NhLyI5x X-Gm-Gg: AY/fxX5zjhi7q6qfFEQOekpvdnnyheiIYhmRJic4AOKikwAqksy3mu1ju70hF3Y4Vjq ZtfgSx8+ui+8kL9qLw96UwP2ZAwiiDYbcp5798fAG9+Qg3yBzukeExderLXZEJSXpOxgQK20qOk YvENhQqBPYqS34oqwgeVnqWfYwpRtuT59PtkxYRUyxJefSK7JCJtsTk3ZpVw8+/jD1RI+xnhZCB a3/uTEtfFL/7tnQlaHkGxt/haip+qkEonBpughGkG4cs9mgnYjvoABHtMKnpxQD1LqiNAkckp8h jb+ESlVI98SMhcYhxJ/hWU5RQp84OI+CkhZqW4XfoMntjaBrUIZPafWPmnxFEFLviWw/ShYOcxi x1Xs8dYjYHYjTEJEl+oroTQZ4+uIbGoau8P0qrKaqwiRfpDTUHvIFzoUEyizjv5ucDHd64fhYHD +cRA3L3rw83X1uSQpG0ib72ALV3MZa6XE= X-Google-Smtp-Source: AGHT+IGs8oPUPIUb0ybdDS23cTsSNyt6EbAoAZAxEeSuhP9bmy/MIg3UaRqVysucc80EjEx3LfrmFg== X-Received: by 2002:a05:7022:41e:b0:11c:883d:1ef0 with SMTP id a92af1059eb24-121f1b1f147mr17461709c88.15.1768197122984; Sun, 11 Jan 2026 21:52:02 -0800 (PST) Received: from smtpclient.apple ([142.171.105.12]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-121f243ed62sm24721551c88.5.2026.01.11.21.51.59 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Sun, 11 Jan 2026 21:52:02 -0800 (PST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3826.700.81.1.4\)) Subject: Re: docs: clarify ALTER TABLE behavior on partitioned tables From: Chao Li In-Reply-To: Date: Mon, 12 Jan 2026 13:51:26 +0800 Cc: Postgres hackers , Amit Kapila Content-Transfer-Encoding: quoted-printable Message-Id: <46DA7611-C18D-4782-AEFF-F861ECDEFA5C@gmail.com> References: <90F9169D-135C-45E5-8221-4F79DAED98E2@gmail.com> To: "David G. Johnston" X-Mailer: Apple Mail (2.3826.700.81.1.4) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk > On Jan 12, 2026, at 12:04, David G. Johnston = wrote: >=20 > I also have my doubts that any of this behavior is going to change. = Better to behave as if it won=E2=80=99t. Please see [1], people wanted to change the behavior from long time = back. =46rom the previous discussions, there were no objections on the = behavior change. However, the blocker was about how to keep = =E2=80=9Cconsistent=E2=80=9D behaviors across all sub-commands. That=E2=80= =99s why I created this patch to clarify the current behaviors. [1] https://postgr.es/m/59FB38EF-FA62-41B7-A082-DDA251B04F9E@gmail.com Best regards, -- Chao Li (Evan) HighGo Software Co., Ltd. https://www.highgo.com/