List/Grid Tag Archives: Apache Hadoop

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Introducing Hadoop Development Tools

Few days back Apache Hadoop Development Tools a.k.a. HDT was released.  The projects aims at bringing plugins in eclipse to simplify development on Hadoop platform. This blog aims ...
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Graph Degree Distributions using R over Hadoop

There are two common types of graph engines. One type is focused on providing real-time, traversal-based algorithms over linked-list graphs represented on a single-server. Such engines ...
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Understanding the World using Tables and Graphs

Organizations make use of data to drive their decision making, enhance their product features, and to increase the efficiency of their everyday operations. Data by itself is not useful. ...
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ElasticSearch-Hadoop: Indexing product views count and customer top search query from Hadoop to ElasticSearch

This post covers to use ElasticSearch-Hadoop to read data from Hadoop system and index that in ElasticSearch. The functionality it covers is to index product views count and top search ...
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Apache Solr real-time live index updates at scale with Apache Hadoop

Episode # 22 of the podcast was a talk with Patrick Hunt We talked about the new work that has gone into Apache Solr (upstream) that allows it to work on Apache Hadoop. Solr has support ...
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Apache Hadoop 2.4.0

The Apache community has voted to release Apache Hadoop 2.4.0, so the new release is now available and consists of important improvements. The improvements are related not only to HDFS ...
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Hadoop MapReduce Concepts

What do you mean by Map-Reduce programming? MapReduce is a programming model designed for processing large volumes of data in parallel by dividing the work into a set of independent ...
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MapReduce Algorithms – Understanding Data Joins Part II

It’s been awhile since I last posted, and like last time I took a big break, I was taking some classes on Coursera. This time it was Functional Programming Principals in Scala and ...
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Coordination and service discovery with Apache Zookeeper

Service-oriented design has proven to be a successful solution for a huge variety of different distributed systems. When used properly, it has a lot of benefits. But as number of services ...
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Configuring Hadoop with Guava MapSplitters

In this post we are going to provide a new twist on passing configuration parameters to a Hadoop Mapper via the Context object. Typically, we set configuration parameters as key/value ...
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