Return-Path: Delivered-To: apmail-hadoop-zookeeper-user-archive@minotaur.apache.org Received: (qmail 95214 invoked from network); 28 Sep 2010 05:33:13 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 28 Sep 2010 05:33:13 -0000 Received: (qmail 19631 invoked by uid 500); 28 Sep 2010 05:33:13 -0000 Delivered-To: apmail-hadoop-zookeeper-user-archive@hadoop.apache.org Received: (qmail 19589 invoked by uid 500); 28 Sep 2010 05:33:11 -0000 Mailing-List: contact zookeeper-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: zookeeper-user@hadoop.apache.org Delivered-To: mailing list zookeeper-user@hadoop.apache.org Received: (qmail 19284 invoked by uid 99); 28 Sep 2010 05:33:11 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 28 Sep 2010 05:33:11 +0000 X-ASF-Spam-Status: No, hits=-1997.8 required=10.0 tests=ALL_TRUSTED,HTML_MESSAGE,T_RP_MATCHES_RCVD X-Spam-Check-By: apache.org Received: from [140.211.11.9] (HELO minotaur.apache.org) (140.211.11.9) by apache.org (qpsmtpd/0.29) with SMTP; Tue, 28 Sep 2010 05:33:09 +0000 Received: (qmail 95123 invoked by uid 99); 28 Sep 2010 05:32:47 -0000 Received: from localhost.apache.org (HELO mail-wy0-f176.google.com) (127.0.0.1) (smtp-auth username phunt, mechanism plain) by minotaur.apache.org (qpsmtpd/0.29) with ESMTP; Tue, 28 Sep 2010 05:32:47 +0000 Received: by wyb34 with SMTP id 34so6844864wyb.35 for ; Mon, 27 Sep 2010 22:32:45 -0700 (PDT) MIME-Version: 1.0 Received: by 10.227.133.69 with SMTP id e5mr7359966wbt.51.1285651965470; Mon, 27 Sep 2010 22:32:45 -0700 (PDT) Received: by 10.227.157.82 with HTTP; Mon, 27 Sep 2010 22:32:45 -0700 (PDT) In-Reply-To: References: Date: Mon, 27 Sep 2010 22:32:45 -0700 Message-ID: Subject: Re: ZK compatability From: Patrick Hunt To: zookeeper-user@hadoop.apache.org, junrao@gmail.com Content-Type: multipart/alternative; boundary=001485f77656b4eaa104914b2c63 X-Virus-Checked: Checked by ClamAV on apache.org --001485f77656b4eaa104914b2c63 Content-Type: text/plain; charset=ISO-8859-1 In general yes, minor and bug fix releases are fully backward compatible. Patrick On Sun, Sep 26, 2010 at 9:11 PM, Jun Rao wrote: > Hi, > > Does ZK support (and plan to support in the future) backward compatibility > (so that a new client can talk to an old server and vice versa)? > > Thanks > > Jun > --001485f77656b4eaa104914b2c63--