Return-Path: X-Original-To: apmail-cassandra-commits-archive@www.apache.org Delivered-To: apmail-cassandra-commits-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 9517E19FAE for ; Fri, 8 Apr 2016 01:10:26 +0000 (UTC) Received: (qmail 9617 invoked by uid 500); 8 Apr 2016 01:10:26 -0000 Delivered-To: apmail-cassandra-commits-archive@cassandra.apache.org Received: (qmail 9553 invoked by uid 500); 8 Apr 2016 01:10:26 -0000 Mailing-List: contact commits-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@cassandra.apache.org Delivered-To: mailing list commits@cassandra.apache.org Received: (qmail 9164 invoked by uid 99); 8 Apr 2016 01:10:25 -0000 Received: from arcas.apache.org (HELO arcas) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 08 Apr 2016 01:10:25 +0000 Received: from arcas.apache.org (localhost [127.0.0.1]) by arcas (Postfix) with ESMTP id AA9172C1F64 for ; Fri, 8 Apr 2016 01:10:25 +0000 (UTC) Date: Fri, 8 Apr 2016 01:10:25 +0000 (UTC) From: "Stefania (JIRA)" To: commits@cassandra.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (CASSANDRA-11520) Implement optimized local read path for CL.ONE MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/CASSANDRA-11520?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15231454#comment-15231454 ] Stefania commented on CASSANDRA-11520: -------------------------------------- That's a very good point. We should apply this optimization only when repair decision and speculative retry are set to NONE. We basically apply this optimization only when there is a single target replica selected, and it happens to be the local host. > Implement optimized local read path for CL.ONE > ---------------------------------------------- > > Key: CASSANDRA-11520 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11520 > Project: Cassandra > Issue Type: Sub-task > Components: CQL, Local Write-Read Paths > Reporter: Stefania > Assignee: Stefania > Fix For: 3.x > > > -Add an option to the CQL SELECT statement to- Bypass the coordination layer when reading locally at CL.ONE. -- This message was sent by Atlassian JIRA (v6.3.4#6332)