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 D19AD11448 for ; Sat, 13 Sep 2014 04:10:34 +0000 (UTC) Received: (qmail 73640 invoked by uid 500); 13 Sep 2014 04:10:34 -0000 Delivered-To: apmail-cassandra-commits-archive@cassandra.apache.org Received: (qmail 73604 invoked by uid 500); 13 Sep 2014 04:10:34 -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 73591 invoked by uid 99); 13 Sep 2014 04:10:34 -0000 Received: from arcas.apache.org (HELO arcas.apache.org) (140.211.11.28) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 13 Sep 2014 04:10:34 +0000 Date: Sat, 13 Sep 2014 04:10:34 +0000 (UTC) From: "Benedict (JIRA)" To: commits@cassandra.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Comment Edited] (CASSANDRA-7919) Change timestamp representation to timeuuid 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-7919?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14132516#comment-14132516 ] Benedict edited comment on CASSANDRA-7919 at 9/13/14 4:09 AM: -------------------------------------------------------------- We can have multiple clients per interface (esp. cross DC, as could have multiple DCs with the same network address range that do not communicate directly, but communicate with a shared C* data centre), we can have multiple clients starts/stop at the same time. C* instances can pretty much guarantee this doesn't happen; clients cannot. Once we have a collision on the LSB, we are exposed indefinitely to conflicts. was (Author: benedict): We can have multiple clients per interface, we can have multiple clients starts/stop at the same time. C* instances can pretty much guarantee this doesn't happen; clients cannot. Once we have a collision on the LSB, we are exposed indefinitely to conflicts. > Change timestamp representation to timeuuid > ------------------------------------------- > > Key: CASSANDRA-7919 > URL: https://issues.apache.org/jira/browse/CASSANDRA-7919 > Project: Cassandra > Issue Type: Improvement > Reporter: T Jake Luciani > Priority: Minor > Fix For: 3.0 > > > In order to overcome some of the issues with timestamps (CASSANDRA-6123) we need to migrate to a better timestamp representation for cells. > Since drivers already support timeuuid it makes sense to migrate to this internally (see CASSANDRA-7056) -- This message was sent by Atlassian JIRA (v6.3.4#6332)