Return-Path: Delivered-To: apmail-cassandra-user-archive@www.apache.org Received: (qmail 3945 invoked from network); 8 Apr 2010 01:08:12 -0000 Received: from unknown (HELO mail.apache.org) (140.211.11.3) by 140.211.11.9 with SMTP; 8 Apr 2010 01:08:12 -0000 Received: (qmail 96042 invoked by uid 500); 8 Apr 2010 01:08:11 -0000 Delivered-To: apmail-cassandra-user-archive@cassandra.apache.org Received: (qmail 96015 invoked by uid 500); 8 Apr 2010 01:08:11 -0000 Mailing-List: contact user-help@cassandra.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@cassandra.apache.org Delivered-To: mailing list user@cassandra.apache.org Received: (qmail 96007 invoked by uid 99); 8 Apr 2010 01:08:11 -0000 Received: from nike.apache.org (HELO nike.apache.org) (192.87.106.230) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Apr 2010 01:08:11 +0000 X-ASF-Spam-Status: No, hits=-0.7 required=10.0 tests=RCVD_IN_DNSWL_LOW,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (nike.apache.org: domain of stuhood@mailtrust.com designates 207.97.245.131 as permitted sender) Received: from [207.97.245.131] (HELO smtp131.iad.emailsrvr.com) (207.97.245.131) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 08 Apr 2010 01:08:04 +0000 Received: from relay3.r3.iad.emailsrvr.com (localhost [127.0.0.1]) by relay3.r3.iad.emailsrvr.com (SMTP Server) with ESMTP id A51A544C16D for ; Wed, 7 Apr 2010 21:07:43 -0400 (EDT) Received: from dynamic9.wm-web.iad.mlsrvr.com (dynamic9.wm-web.iad.mlsrvr.com [192.168.2.216]) by relay3.r3.iad.emailsrvr.com (SMTP Server) with ESMTP id 9EAA144C115 for ; Wed, 7 Apr 2010 21:07:43 -0400 (EDT) Received: from mailtrust.com (localhost [127.0.0.1]) by dynamic9.wm-web.iad.mlsrvr.com (Postfix) with ESMTP id 76695320084 for ; Wed, 7 Apr 2010 21:07:43 -0400 (EDT) Received: by apps.rackspace.com (Authenticated sender: stuhood@mailtrust.com, from: stu.hood@rackspace.com) with HTTP; Wed, 7 Apr 2010 20:07:43 -0500 (CDT) Date: Wed, 7 Apr 2010 20:07:43 -0500 (CDT) Subject: Re: Iterate through entire data set From: "Stu Hood" To: user@cassandra.apache.org MIME-Version: 1.0 Content-Type: text/plain;charset=UTF-8 Content-Transfer-Encoding: quoted-printable Importance: Normal X-Priority: 3 (Normal) X-Type: plain In-Reply-To: References: Message-ID: <1270688863.48342873@192.168.2.229> X-Mailer: webmail7.0 X-Virus-Checked: Checked by ClamAV on apache.org Please read the README in the contrib/word_count directory.=0A=0A-----Origi= nal Message-----=0AFrom: "Sonny Heer" =0ASent: Wednesd= ay, April 7, 2010 6:33pm=0ATo: user@cassandra.apache.org=0ASubject: Re: Ite= rate through entire data set=0A=0AJon,=0AI've got the word_count.jar and a = Hadoop cluster. How do you usually=0Arun this sample?=0A=0A=0AOn Wed, Apr = 7, 2010 at 3:04 PM, Jonathan Ellis wrote:=0A> Yes=0A>= =0A> On Wed, Apr 7, 2010 at 5:01 PM, Sonny Heer wrote= :=0A>> These examples work on Cassandra .06 and Hadoop .20.2?=0A>>=0A>> On = Wed, Apr 7, 2010 at 2:49 PM, Jonathan Ellis wrote:=0A>>= > Look at the READMEs for contrib/word_count and contrib/pig.=0A>>>=0A>>> O= n Wed, Apr 7, 2010 at 4:47 PM, Sonny Heer wrote:=0A>>= >> I need a way to process all of my data set.=0A>>>>=0A>>>> A way to proce= ss every keyspace, CF, row, column, and perform some=0A>>>> operation based= on that mapped combination.=0A>>>>=0A>>>> The map bucket would collect dow= n to column name.=0A>>>>=0A>>>> Is there a map/reduce program which shows h= ow to go about doing this?=0A>>>>=0A>>>=0A>>=0A>=0A