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 1wZ9BG-000oGd-0k for pgsql-docs@arkaria.postgresql.org; Mon, 15 Jun 2026 15:24:54 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wZ9BF-00CWPP-0K for pgsql-docs@arkaria.postgresql.org; Mon, 15 Jun 2026 15:24:53 +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 1wZ9BE-00CWPH-2r for pgsql-docs@lists.postgresql.org; Mon, 15 Jun 2026 15:24:52 +0000 Received: from mail-wr1-x431.google.com ([2a00:1450:4864:20::431]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.98.2) (envelope-from ) id 1wZ9BD-00000000Uhd-34cv for pgsql-docs@lists.postgresql.org; Mon, 15 Jun 2026 15:24:52 +0000 Received: by mail-wr1-x431.google.com with SMTP id ffacd0b85a97d-460662fcb4eso2344244f8f.0 for ; Mon, 15 Jun 2026 08:24:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cybertec.at; s=google; t=1781537090; x=1782141890; darn=lists.postgresql.org; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:from:to:cc:subject :date:message-id:reply-to; bh=/oiPp/vJhIWzJ3igM7ELdmwHDceoK23EThh/COtbnUk=; b=bI0mEIBeGiSuL6t7mdKoV56QBlDR4rjGlOPibqMLkk+Qxtf9HV+SdebBeCx820fJzS NTRcKykXMb9eMrH1Zxb4YwhjjZXApX5N60be15c5RMFHVisuxKahrtXFmW8MdQGaB/EC /3HsOn/rLuLwbfMmeGqp+l1GuQCu9BPadC0lKBZz+pcKSWeoG2v23apQZSoQYbD4to59 E8+NdUShfXD1MLBJjWHFOCUMaVzWSf+NCRDhGhGe8X+woFI8AX56uufmkn55i60wsos2 sgAndDWQchoFV6kCAX23cmQEXL9P29q4K08guWnDpePiZbXivGCwnWfT1Nx30QYs1SiR rkFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1781537090; x=1782141890; h=mime-version:user-agent:content-transfer-encoding:references :in-reply-to:date:cc:to:from:subject:message-id:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=/oiPp/vJhIWzJ3igM7ELdmwHDceoK23EThh/COtbnUk=; b=m70qic+O00AxNbg2eP5sxbSfzAmPiQnOdD9yAgTb14l4J9sUtOQBA778dtGD8pPZmW qrwFSMVI8IbJdC9sWegodbqok5M8h+Fu35qm39YDQlEPabGBB3CtO0sDU2hejeaBL+WJ ROrwzVo4VWmIIgiPa6tOQvb4dMmKh4/NCur4JMg7BenKWdZVP6LjZ7QZgP6TMAQJkL6J ytACqVezbDGKY7crywnuk0grbFGXPNvCBPnPMN2du6/8njxe4cdBvve2KAK848Iq1NKr 626lt4kJ/0ULEBiv63Q2T7C6fRn7mrgQRVrftYpMu0bhjCOgheEMcX1VpV1T2mKRPLjE BL/Q== X-Forwarded-Encrypted: i=1; AFNElJ/xe9VRrkLmqRVVUEKp13KfopgkVh7mTTbydQ8IoL6e3HGuajmb74cFzq8/Hc6hhx2j4ruOfocBpgjg@lists.postgresql.org X-Gm-Message-State: AOJu0YwDCKcDHwibjz1PauVETQZjladKCOt51O8zQGgtWaUhKtUo+UZd x/GUDdWSrNNywxJW7SVkzSbLzjqNRY3oZ14aHBEI4moWbyPcH8nxUqp+jWHjwJ5gkAoyanZzZcc lEGfp X-Gm-Gg: Acq92OHr0duAgi2nk6NDRIEAvsxbxZSDW4rcWlOXmr/hYrNMHV+M+EqTXkJ8JaKLlDt Ir/CwftKPJRy7gVk+EVTI56gSBuH6EQucG5wpqEY7cPw06uJMc7uerJ5rEGHF6KfMS5GhcJAS3Z NFm0hzaKw5F2Fz/gTkRFKPLzA6E9pXJ39P3q7ovE8QETJPEijW+1S3xvonMzUUCEuBqjHDJfn1O NcnzoPXiyxrAVCELB4G+aLu8GCcrO+ROIXgxUrMVKifXz4Qa/Vrs/AjooNlvwnZFdu6peF9PI1L Gr8VaaAArfhe67pU/cOPZvPGNsvyo0OHqmSvl4bE0fwPobXdwwP+OA0yIFbZoYagFv3GXxuh3V0 EEVSL9ykFZo39PKfn9E+iQO2LQx6IjAvU6TaDC/oTuLAlp/DyA0FpSc2n13L+8Ye0ZfGyZwXKmy tLCIKLJdukaw63+M0xmXyk7svwDQdCSitppi/xdMPYtBpk4s0UhO9w X-Received: by 2002:a5d:5d86:0:b0:43d:7bc9:9b2c with SMTP id ffacd0b85a97d-4606db8dca2mr20667915f8f.17.1781537089997; Mon, 15 Jun 2026 08:24:49 -0700 (PDT) Received: from laurenz.albe-K4N0CV00F97414D ([2001:871:70:4ded:9870:4ba8:d6da:db9a]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4606f26f309sm34207147f8f.14.2026.06.15.08.24.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 15 Jun 2026 08:24:49 -0700 (PDT) Message-ID: <55a66acaf8bc6a29ed0c553c7e1bbd6639dc0484.camel@cybertec.at> Subject: Re: 7.2.1. The FROM Clause From: Laurenz Albe To: Tom Lane Cc: jochen.bandhauer@gmx.net, pgsql-docs@lists.postgresql.org Date: Mon, 15 Jun 2026 17:24:49 +0200 In-Reply-To: <227073.1781535952@sss.pgh.pa.us> References: <178125831604.1285960.8250607197280951685@wrigleys.postgresql.org> <36df7ebde5717e34d88228266c8aef21dc6e8c75.camel@cybertec.at> <118332.1781469634@sss.pgh.pa.us> <227073.1781535952@sss.pgh.pa.us> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable User-Agent: Evolution 3.58.3 (3.58.3-1.fc43) MIME-Version: 1.0 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Mon, 2026-06-15 at 11:05 -0400, Tom Lane wrote: > Laurenz Albe writes: > > I could not resist the temptation to remove the "now always" in > > "searching descendant tables is now always the default".=C2=A0 That sou= nds > > too much like this was a recent change. >=20 > Hmm, phrasing that part that way sounds like it's always been so, > which is not only false but is contradicted by the surrounding text. > What do you think of saying >=20 > =C2=A0=C2=A0=C2=A0 There is no real reason to use this syntax > =C2=A0=C2=A0=C2=A0 any more, because searching descendant tables has been= the default > =C2=A0=C2=A0=C2=A0 behavior since PostgreSQL whatever-version-it-was. >=20 > I can look up the version where it changed, if this seems like the way > to go. I did, and * became obsolete with 7.1. It's even in the release notes. > I'm also tempted to replace "to use this syntax" with "to write *", > just to be totally clear which syntax we are referring to.=C2=A0 After > your rewrite of the prior sentence, someone might think the closest > antecedent for "this" is "ONLY". I am fine with both your suggestions. Yours, Laurenz Albe