Return-Path: X-Original-To: apmail-hadoop-common-dev-archive@www.apache.org Delivered-To: apmail-hadoop-common-dev-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 8F10F9F11 for ; Tue, 15 May 2012 18:02:25 +0000 (UTC) Received: (qmail 98789 invoked by uid 500); 15 May 2012 18:02:24 -0000 Delivered-To: apmail-hadoop-common-dev-archive@hadoop.apache.org Received: (qmail 98620 invoked by uid 500); 15 May 2012 18:02:23 -0000 Mailing-List: contact common-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: common-dev@hadoop.apache.org Delivered-To: mailing list common-dev@hadoop.apache.org Received: (qmail 98610 invoked by uid 500); 15 May 2012 18:02:23 -0000 Delivered-To: apmail-hadoop-core-dev@hadoop.apache.org Received: (qmail 98606 invoked by uid 99); 15 May 2012 18:02:23 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 May 2012 18:02:23 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=5.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of lists@nabble.com designates 216.139.236.26 as permitted sender) Received: from [216.139.236.26] (HELO sam.nabble.com) (216.139.236.26) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 15 May 2012 18:02:19 +0000 Received: from telerig.nabble.com ([192.168.236.162]) by sam.nabble.com with esmtp (Exim 4.72) (envelope-from ) id 1SUM4M-0004x3-Qd for core-dev@hadoop.apache.org; Tue, 15 May 2012 11:01:58 -0700 Message-ID: <33849704.post@talk.nabble.com> Date: Tue, 15 May 2012 11:01:58 -0700 (PDT) From: "@dataElGrande" To: core-dev@hadoop.apache.org Subject: Re: Hadoop - Distributed sorting In-Reply-To: <32876784.post@talk.nabble.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Nabble-From: markydaley88@gmail.com References: <32876784.post@talk.nabble.com> X-Virus-Checked: Checked by ClamAV on apache.org Check out Pentaho's howto's when dealing with Hadoop or NoSQL or anything big data related. http://wiki.pentaho.com/display/BAD/How+To%27s madhu_sushmi wrote: > > Hi, > I need to implement distributed sorting using Hadoop. I am quite new to > Hadoop and I am getting confused. If I want to implement Merge sort, what > my Map and reduce should be doing. ? Should all the sorting happen at > reduce side? > > Please help. This is an urgent requirement. Please guide me. > > Thanks, > Madhu > -- View this message in context: http://old.nabble.com/Hadoop---Distributed-sorting-tp32876784p33849704.html Sent from the Hadoop core-dev mailing list archive at Nabble.com.