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 1rp8OQ-005Euz-Fu for pgsql-docs@arkaria.postgresql.org; Tue, 26 Mar 2024 15:07:14 +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 1rp8OP-00GjTi-6y for pgsql-docs@arkaria.postgresql.org; Tue, 26 Mar 2024 15:07:13 +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 1rp8OO-00GjTE-VD for pgsql-docs@lists.postgresql.org; Tue, 26 Mar 2024 15:07:12 +0000 Received: from momjian.us ([72.94.173.45]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rp8OM-006bKH-2H for pgsql-docs@lists.postgresql.org; Tue, 26 Mar 2024 15:07:12 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=momjian.us; s=2024011501; h=In-Reply-To:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description; bh=7ZUULd/tKKVI96jEjZ0hl68r1Hnl6owQLhzWDCIbb7Y=; b=jzSPa XHtgvXJbxrjUJOMfgHGQV94xjydN/a2d64mUVmBERIRR0czDyQhBVmKitQYb0VeQuSDosQp3FGM9a inhEQlVzcEB/xa3GRu4Gxuey9/gIEqLeUrJg21XQhOtwu7jkqOXFY9K6e6BPO1D+g6OqFMUxOoxtQ orHU3TmCAKKVwlz5Oa1RO/bVmnT5iPLTkU6xw0UDn1hRMSYF06dcZUxxDWGeAP71KPQYWh6WSCvs8 pgaEU99epkITkoE17dodHFX8XDCwJchCnOAdBuLYZq5Ck956jdnnYm74Kl/fCPH7xRk1DPlZ1BQ+4 Xf5sQ+jQkw7cVzXNC6CWYzPY9CDXQ==; Received: from bruce by momjian.us with local (Exim 4.96) (envelope-from ) id 1rp8OJ-0024oE-3A; Tue, 26 Mar 2024 11:07:07 -0400 Date: Tue, 26 Mar 2024 11:07:07 -0400 From: Bruce Momjian To: Tom Lane Cc: dansonlinepresence@gmail.com, pgsql-docs@lists.postgresql.org Subject: Re: substring start position behavior Message-ID: References: <170905442373.643.11536838320909376197@wrigleys.postgresql.org> <72911.1709703729@sss.pgh.pa.us> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <72911.1709703729@sss.pgh.pa.us> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Wed, Mar 6, 2024 at 12:42:09AM -0500, Tom Lane wrote: > I'm kind of inclined to not document this weirdness. I especially > don't think it's worth giving an example that neither explains the > "disregarded" bit nor highlights the dependency on L being given. I retract my doc patch for this. -- Bruce Momjian https://momjian.us EDB https://enterprisedb.com Only you can decide what is important to you.