Return-Path: X-Original-To: apmail-hadoop-common-user-archive@www.apache.org Delivered-To: apmail-hadoop-common-user-archive@www.apache.org Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by minotaur.apache.org (Postfix) with SMTP id 0E40D11799 for ; Mon, 12 May 2014 15:19:34 +0000 (UTC) Received: (qmail 79687 invoked by uid 500); 10 May 2014 23:25:29 -0000 Delivered-To: apmail-hadoop-common-user-archive@hadoop.apache.org Received: (qmail 51340 invoked by uid 500); 10 May 2014 23:15:18 -0000 Mailing-List: contact user-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hadoop.apache.org Delivered-To: mailing list user@hadoop.apache.org Received: (qmail 8542 invoked by uid 99); 10 May 2014 22:56:56 -0000 Received: from Unknown (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Sat, 10 May 2014 22:56:56 +0000 X-ASF-Spam-Status: No, hits=-0.0 required=5.0 tests=RCVD_IN_DNSWL_NONE,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of siddharth.tiwari@live.com designates 65.54.61.102 as permitted sender) Received: from [65.54.61.102] (HELO snt0-omc2-s51.snt0.hotmail.com) (65.54.61.102) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 09 May 2014 16:31:26 +0000 Received: from SNT404-EAS129 ([65.55.90.72]) by snt0-omc2-s51.snt0.hotmail.com with Microsoft SMTPSVC(6.0.3790.4675); Fri, 9 May 2014 09:31:05 -0700 X-TMN: [pKn+DT2tZ8JjngFi64TLXoey1zifKngS] X-Originating-Email: [siddharth.tiwari@live.com] Message-ID: Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Subject: Using Lookup file in mapreduce From: Siddharth Tiwari Date: Fri, 9 May 2014 09:31:05 -0700 To: user@hadoop.apache.org MIME-Version: 1.0 (1.0) X-OriginalArrivalTime: 09 May 2014 16:31:05.0259 (UTC) FILETIME=[12E12FB0:01CF6BA4] X-Virus-Checked: Checked by ClamAV on apache.org Hi team I have a huge lookup file around 5 GB and I need to use it to map users to c= ategories in my mapreduce job. Can you suggest the best way to achieve it ? Sent from my iPhone=