Return-Path: X-Original-To: apmail-hadoop-hdfs-user-archive@minotaur.apache.org Delivered-To: apmail-hadoop-hdfs-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 914FD10477 for ; Thu, 29 Aug 2013 11:42:24 +0000 (UTC) Received: (qmail 50498 invoked by uid 500); 29 Aug 2013 11:42:18 -0000 Delivered-To: apmail-hadoop-hdfs-user-archive@hadoop.apache.org Received: (qmail 50371 invoked by uid 500); 29 Aug 2013 11:42:18 -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 50262 invoked by uid 99); 29 Aug 2013 11:42:16 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 29 Aug 2013 11:42:16 +0000 X-ASF-Spam-Status: No, hits=1.5 required=5.0 tests=HTML_MESSAGE,RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: domain of dontariq@gmail.com designates 209.85.212.53 as permitted sender) Received: from [209.85.212.53] (HELO mail-vb0-f53.google.com) (209.85.212.53) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 29 Aug 2013 11:42:12 +0000 Received: by mail-vb0-f53.google.com with SMTP id i3so198141vbh.40 for ; Thu, 29 Aug 2013 04:41:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :content-type; bh=9k/2vt9FnMU2MRwTPKxVfdpcZanJb26SVUQb25JQBVs=; b=ZH2d5axyiTxvodCsMiiulq43vDeIxePrn5ozaIn/96MK2IhX9VWu7rGPWyLIs/TXE8 Hi47WHOA4KIxJYf9QaCQ8wPjPyqL//L4jvSlxZO1HNrkKfxJqzp83PBG/eWN6YzBdBq8 YwvB3iq/QTx/6BLZTUEfrZ6SmTRkY+CLomaKb55/mOhLXLgGcyjBEiZUOdjHYyTgJlVv 3za2V/fdhvJEFqljcsDylOAUd152+biE50JpAHKSC/MoRypN7iupyMfKB5pkl6tlrY47 JDK9uXhKSGeiSpMu+WnQW31GI303uDIwFPIv1aeAiog194A9GoTzhKEOwtsNvE7nPY8T jt+A== X-Received: by 10.221.64.17 with SMTP id xg17mr2827304vcb.5.1377776511300; Thu, 29 Aug 2013 04:41:51 -0700 (PDT) MIME-Version: 1.0 Received: by 10.58.18.205 with HTTP; Thu, 29 Aug 2013 04:41:11 -0700 (PDT) In-Reply-To: References: From: Mohammad Tariq Date: Thu, 29 Aug 2013 17:11:11 +0530 Message-ID: Subject: Re: How to pass parameter to mappers To: "user@hadoop.apache.org" Content-Type: multipart/alternative; boundary=001a1133158e893e1f04e5149743 X-Virus-Checked: Checked by ClamAV on apache.org --001a1133158e893e1f04e5149743 Content-Type: text/plain; charset=ISO-8859-1 @rab ra : Last line of the para. An example : *Job Setup -* Configuration conf = new Configuration(); conf.set("param", "value"); Job job = new Job(conf); *Inside mapper -* Configuration conf = context.getConfiguration(); String paramValue = conf.get("param"); HTH Warm Regards, Tariq cloudfront.blogspot.com On Wed, Aug 28, 2013 at 7:05 PM, Shahab Yunus wrote: > See here: > http://hadoop.apache.org/docs/stable/mapred_tutorial.html#Job+Configuration > > Regards, > Shahab > > > On Wed, Aug 28, 2013 at 7:59 AM, rab ra wrote: > >> Hello >> >> Any hint on how to pass parameters to mappers in 1.2.1 hadoop release? >> > > --001a1133158e893e1f04e5149743 Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
@rab ra : Last line of the para.=A0

An = example :

Job Setup -
Configurati= on conf =3D new Configuration();
conf.set("param", &quo= t;value");
Job job =3D new Job(conf);

Inside mapper -=
Configuration conf =3D context.getConfiguration();
=
String paramValue =3D conf.get("param");

HTH

Warm Regards,
Tariq


On Wed, Aug 28, 2013 at 7:05 PM, Shahab = Yunus <shahab.yunus@gmail.com> wrote:
See here:


On Wed, Aug= 28, 2013 at 7:59 AM, rab ra <rabmdu@gmail.com> wrote:

Hello

Any hint on how to pass parameters to mappers in 1.2.1 hadoop release?



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