From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?=C3=93scar_Fuentes?= Newsgroups: gmane.emacs.devel Subject: Re: sqlite3 Date: Tue, 14 Dec 2021 11:05:57 +0100 Message-ID: <87ee6f5wmy.fsf@telefonica.net> References: <87tufmjyai.fsf@gnus.org> <87lf0nr2b4.fsf@gnus.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="13488"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/29.0.50 (gnu/linux) To: emacs-devel@gnu.org Cancel-Lock: sha1:KbwEIG/d0nn9yzvjXBv9P6dU8w8= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Tue Dec 14 11:07:08 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mx4iC-0003Kb-Ny for ged-emacs-devel@m.gmane-mx.org; Tue, 14 Dec 2021 11:07:08 +0100 Original-Received: from localhost ([::1]:54034 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mx4iB-0005eN-On for ged-emacs-devel@m.gmane-mx.org; Tue, 14 Dec 2021 05:07:07 -0500 Original-Received: from eggs.gnu.org ([209.51.188.92]:37620) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mx4hG-0004Y4-QI for emacs-devel@gnu.org; Tue, 14 Dec 2021 05:06:11 -0500 Original-Received: from ciao.gmane.io ([116.202.254.214]:45690) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mx4hD-000885-Ep for emacs-devel@gnu.org; Tue, 14 Dec 2021 05:06:09 -0500 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1mx4hA-0001n8-B9 for emacs-devel@gnu.org; Tue, 14 Dec 2021 11:06:04 +0100 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.248, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:281885 Archived-At: Lars Ingebrigtsen writes: > I thought sqlite3 was going to be a real advantage for this > thing, since I'd benchmarked excellent performance (more than 50K > updates per second, for instance). But that's only when not committing > after every transaction, which we want to do here, really. Forgot to mention that modern databases usually offer several strategies for persisting data. A quick look at SQLite documentation shows that it can be configured to use a write ahead log, which is faster than the default rollback journal: https://sqlite.org/wal.html