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 1nqbPZ-0008HR-0s for pgsql-hackers@arkaria.postgresql.org; Mon, 16 May 2022 14:09:25 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1nqbPX-0004tk-Sr for pgsql-hackers@arkaria.postgresql.org; Mon, 16 May 2022 14:09:23 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nqbPX-0004rY-JU for pgsql-hackers@lists.postgresql.org; Mon, 16 May 2022 14:09:23 +0000 Received: from momjian.us ([72.94.173.45]) by makus.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1nqbPT-0008Gx-CF for pgsql-hackers@postgresql.org; Mon, 16 May 2022 14:09:22 +0000 Received: from bruce by momjian.us with local (Exim 4.94.2) (envelope-from ) id 1nqbPS-004vuB-2F; Mon, 16 May 2022 10:09:18 -0400 Date: Mon, 16 May 2022 10:09:18 -0400 From: Bruce Momjian To: John Naylor Cc: PostgreSQL-development Subject: Re: First draft of the PG 15 release notes Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Mon, May 16, 2022 at 01:21:22PM +0700, John Naylor wrote: > Hi Bruce, > > "Improve validation of ASCII and UTF-8 text by processing 16 bytes at > a time (John Naylor)" > > The reader might assume here that ASCII is optimized regardless of > encoding, but it is only optimized in the context of UTF-8. So I would > just mention UTF-8. I struggled with this item because it seemed to me that even if the UTF-8 text was only ASCII, it would benefit, so I just rewrote it to: Improve validation of UTF-8 text (even ASCII-only) by processing 16 bytes at a time (John Naylor) -- Bruce Momjian https://momjian.us EDB https://enterprisedb.com Indecision is a decision. Inaction is an action. Mark Batterson