Return-Path: X-Original-To: apmail-hive-user-archive@www.apache.org Delivered-To: apmail-hive-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 D6A431044E for ; Thu, 20 Jun 2013 05:36:00 +0000 (UTC) Received: (qmail 50583 invoked by uid 500); 20 Jun 2013 05:35:57 -0000 Delivered-To: apmail-hive-user-archive@hive.apache.org Received: (qmail 50452 invoked by uid 500); 20 Jun 2013 05:35:48 -0000 Mailing-List: contact user-help@hive.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: user@hive.apache.org Delivered-To: mailing list user@hive.apache.org Received: (qmail 50440 invoked by uid 99); 20 Jun 2013 05:35:47 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 Jun 2013 05:35:47 +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 lefty@hortonworks.com designates 209.85.128.174 as permitted sender) Received: from [209.85.128.174] (HELO mail-ve0-f174.google.com) (209.85.128.174) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 20 Jun 2013 05:35:44 +0000 Received: by mail-ve0-f174.google.com with SMTP id oz10so4780884veb.33 for ; Wed, 19 Jun 2013 22:35:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:x-gm-message-state; bh=Twr/tnTkTogFg6mYPYqL6BkAsy/SZg+66QrZXiqolwk=; b=PjjjN6P5gZvzDOXoWw+j1+g1OfsqTQbKNqlcoMm5gqPGUutcdypqFYfszqDHjQwx4v jPUkiEUsp9D6TvzjGGJmdYlBdLvGlX+wvKYnAkROWgYFAFE7JYL0HFj7A94zMycHZbTl w+L/7mPJI7JeYz3T6C83ien0XUbCJ1Kk5s8Z0dyZKxIjvANupSCtfPQc0VsgKT4ol/gM D0eRbokmx0z9iWRbP9hQGTuKjFEw44TdniUEf1ccgdC3nQteEOEhm6+22mL+NxnF/7WQ uNjoQ8DxQJM5UGZY2sNh+0MdsbqFwwHuMiIHK6j5LSj+v1FDjq03YFCncoyQCa1APuw7 Sxzg== MIME-Version: 1.0 X-Received: by 10.220.41.208 with SMTP id p16mr1885976vce.88.1371706522996; Wed, 19 Jun 2013 22:35:22 -0700 (PDT) Received: by 10.58.73.229 with HTTP; Wed, 19 Jun 2013 22:35:22 -0700 (PDT) In-Reply-To: References: Date: Thu, 20 Jun 2013 01:35:22 -0400 Message-ID: Subject: Re: New to hive. From: Lefty Leverenz To: user@hive.apache.org Content-Type: multipart/alternative; boundary=047d7b34409c0a261404df8f5020 X-Gm-Message-State: ALoCoQmYXjFC60uYvNDIdeI0LBgfAxIur63B86oQSExBUXDVdIFjOqEsq8AZLz93OwalJZPS0U5q X-Virus-Checked: Checked by ClamAV on apache.org --047d7b34409c0a261404df8f5020 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable "Programming Hive" and "Hadoop: The Definitive Guide" are available at the O'Reilly website (http://oreilly.com/) and on Amazon. But don't forget the Hive wiki: - Hive Home -- https://cwiki.apache.org/confluence/display/Hive/Home - Getting Started -- https://cwiki.apache.org/confluence/display/Hive/GettingStarted - Hive Tutorial -- https://cwiki.apache.org/confluence/display/Hive/Tutorial =96 Lefty On Wed, Jun 19, 2013 at 7:02 PM, Mohammad Tariq wrote: > Hello ma'am, > > Hive queries are parsed using ANTLR and and > are converted into corresponding MR jobs(actually a lot of things happen > under the hood). I had answered a similar questionfew days ago on SO, you might find it helpful. But I wo= uld suggest you to > go through the original paperwhich explains all these things in proper detail. I would also recom= mend > you to go through the book "Programming Hive". It's really nice. > > HTH > > Warm Regards, > Tariq > cloudfront.blogspot.com > > > On Thu, Jun 20, 2013 at 4:24 AM, Bharati wr= ote: > >> Hi Folks, >> >> I am new to hive and need information, tutorials etc that you can point >> to. I have installed hive to work with MySQL. >> >> I can run queries. Now I would like to understand how the map and reduc= e >> classes are created and how I can look at the data for the map job and m= ap >> class the hive query generates. Also is there a way to create custom ma= p >> classes. >> I would appreciate if anyone can help me get started. >> >> Thanks, >> Bharati >> >> Sent from my iPad >> Fortigate Filtered >> >> > --047d7b34409c0a261404df8f5020 Content-Type: text/html; charset=windows-1252 Content-Transfer-Encoding: quoted-printable "Programming Hive" and "Hadoop: The Definitive Guide" a= re available at the O'Reilly website (h= ttp://oreilly.com/) and on Amazon.=A0

But don't = forget the Hive wiki:
=96 Lefty



On Wed, Jun 19, 2013 at 7:02 PM, Mohamma= d Tariq <dontariq@gmail.com> wrote:
Hello ma'am,

=A0 =A0 =A0 Hive queri= es are parsed using ANT= LR=A0and and are converted into corresponding MR jobs(actually a lot of= things happen under the hood). I had answered a similar question few days= ago on SO, you might find it helpful. But I would suggest you to go throug= h the original paper which explains all these things in proper det= ail. I would also recommend you to go through the book "Programming Hi= ve". It's really nice.

HTH

Warm Regards,
Tariq


On Thu, Jun 20, 2= 013 at 4:24 AM, Bharati <bharati.adkar@mparallelo.com> wrote:
Hi Folks,

I am new to hive and need information, tutorials etc that you can point to.= I have installed hive to work with MySQL.

=A0I can run queries. Now I would like to understand how the map and reduce= classes are created and how I can look at the data for the map job and map= class the hive query generates. =A0Also is there a way to create custom ma= p classes.
I would appreciate if anyone can help me get started.

Thanks,
Bharati

Sent from my iPad
Fortigate Filtered



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