From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 4578E24FE9 for ; Thu, 11 Jul 2019 03:38:22 -0400 (EDT) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing.freelists.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id LVaLzkSKZei7 for ; Thu, 11 Jul 2019 03:38:22 -0400 (EDT) Received: from smtpng1.m.smailru.net (smtpng1.m.smailru.net [94.100.181.251]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTPS id 0679A24B46 for ; Thu, 11 Jul 2019 03:38:21 -0400 (EDT) Subject: [tarantool-patches] Re: [PATCH v2 02/12] sql: get rid of LIKELY, UNLIKELY and LIKEHOOD References: <3f721bb190812977a76a740da4a178436f24df99.1562756438.git.kshcherbatov@tarantool.org> <20190710190222.GD5619@atlas> From: Kirill Shcherbatov Message-ID: <5bbb4507-5065-4fb3-a1f2-8f24334860ef@tarantool.org> Date: Thu, 11 Jul 2019 10:38:20 +0300 MIME-Version: 1.0 In-Reply-To: <20190710190222.GD5619@atlas> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: tarantool-patches-bounce@freelists.org Errors-to: tarantool-patches-bounce@freelists.org Reply-To: tarantool-patches@freelists.org List-Help: List-Unsubscribe: List-software: Ecartis version 1.0.0 List-Id: tarantool-patches List-Subscribe: List-Owner: List-post: List-Archive: To: tarantool-patches@freelists.org, Nikita Pettik , Konstantin Osipov > Ugh, I don't mind removing them, but for a non-reason? > > There exist for a reason, especially in absence of statistics, > they allow the optimizer to guess the amount of rows a WHERE > clause returns. > > Why did you get angry at them? I've asked Nikita about it (about SOUDEX also). Moreover he is ok about this changes (previous patchset version)