Return-Path: X-Original-To: apmail-hadoop-mapreduce-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-mapreduce-user-archive@minotaur.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 5AAAB750B for ; Tue, 26 Jul 2011 22:47:53 +0000 (UTC) Received: (qmail 50415 invoked by uid 500); 26 Jul 2011 22:47:52 -0000 Delivered-To: apmail-hadoop-mapreduce-user-archive@hadoop.apache.org Received: (qmail 50168 invoked by uid 500); 26 Jul 2011 22:47:51 -0000 Mailing-List: contact mapreduce-user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: mapreduce-user@hadoop.apache.org Delivered-To: mailing list mapreduce-user@hadoop.apache.org Received: (qmail 50160 invoked by uid 99); 26 Jul 2011 22:47:51 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 26 Jul 2011 22:47:51 +0000 X-ASF-Spam-Status: No, hits=-2.8 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_HI,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: local policy) Received: from [192.134.164.105] (HELO mail4-relais-sop.national.inria.fr) (192.134.164.105) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 26 Jul 2011 22:47:44 +0000 X-IronPort-AV: E=Sophos;i="4.67,272,1309730400"; d="scan'208,217";a="103953613" Received: from unknown (HELO [192.168.1.96]) ([41.226.158.155]) by mail4-relais-sop.national.inria.fr with ESMTP/TLS/AES128-SHA; 27 Jul 2011 00:47:23 +0200 From: Mohamed Riadh Trad Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: multipart/alternative; boundary=Apple-Mail-23-553609625 Subject: Merge Reducers Outputs Date: Wed, 27 Jul 2011 00:52:54 +0200 In-Reply-To: To: mapreduce-user@hadoop.apache.org References: <58cbf35551883ae4766d1d2c46bd3288@adam.ccri.com> Message-Id: X-Mailer: Apple Mail (2.1084) X-Virus-Checked: Checked by ClamAV on apache.org --Apple-Mail-23-553609625 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii Dear All, Is it possible to set up a task with multiple reducers and merge = reducers outputs into one single file? Bests, Trad Mohamed Riadh, M.Sc, Ing. PhD. student INRIA-TELECOM PARISTECH - ENPC School of International Management Office: 11-15 Phone: (33)-1 39 63 59 33 Fax: (33)-1 39 63 56 74 Email: riadh.trad@inria.fr Home page: http://www-rocq.inria.fr/who/Mohamed.Trad/= --Apple-Mail-23-553609625 Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=us-ascii Dear = All,

Is it possible to set up a task with multiple = reducers and merge reducers outputs into one single = file?

Bests,

Trad Mohamed = Riadh, M.Sc, Ing.
PhD. student
INRIA-TELECOM = PARISTECH - ENPC School of International = Management

Office: = 11-15
Phone: (33)-1 39 = 63 59 33
Fax: (33)-1 39 63 56 74
Home = page: