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Month: May 2016

TroubleShoot Hive and Pig Errors

Troubleshooting Hive and Pig errors for beginners - Main
In this blog we will learn how to solve common errors which may occur while executing hive and pig commands. We recommend readers to go through our previous blog on Troubleshooting errors in MapReduce before moving ahead. A beginner will normally have doubts about errors while executing hive and...
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Merge Join in Pig

Merge Join In Pig
In our previous blog we discussed about Replicated Joins in Pig and in this post we will be discussing about merge joins. In the case of Merge Join users data is stored in such a way where both input files are totally sorted on the join key and then join...
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Why Arduino Uno preferred for Beginners

Arduino Uno is the board used for beginners. Although there are many versions of Arduino boards, why is it that Arduino Uno is preferred among others? We know that Arduino is a great microcontroller platform for anyone interested in building a project in electronics. One of the best thing about it is...
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What is Open Source Hardware and Software

opensourse
Today we live in a digital world that is filled with electronic gadgets. The world has become much smaller than ever before. Together with globalization and innovation, things are more accessible in short time. So the big question is – Can we really live a life without mobile phones...
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Dynamic Creation of Table in Hive

Hive Dynamically Create Table
Hive is a data warehouse infrastructure tool to process structured data in Hadoop. It resides on top of Hadoop to summarize Big Data, and makes querying and analyzing easy. Before going deep into this topic, readers are recommended to go through these blogs: Basics of Hive Integrating hive with...
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Hive Parallel Jobs

Hive Parallel Jobs
Hive sometimes can take lot of time to complete a job. The jobs may have many different stages to get completed.By default, Hive executes these stages one at a time. Different stages may include a Map stage,Reduce stage, a sampling stage, a merge stage, a limit stage, or other...
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