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Intro To HDFS and MapReduce

Everyone is talking about big data and tools like Hadoop. With the number of discussions floating around it can be tough to make basic sense of terms like MapReduce, Hadoop, Distributed Computing, HDFS and other terms people like to use…

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Solr vs ElasticSearch

Background The first thing you should know about Solr and ElasticSearch is that they are competing search servers. Both ElasticSearch and Solr are built on top of Lucene, so many of their core features are identical. If you are unfamiliar,…

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What Are Big Datasets?

At conferences and on client campuses, I am frequently cornered by people seeking to understand if they have Big Data.  Is their data "big?"  Do they need a tool like Hadoop?   At the heart of the confusion is a…

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Campaigning in the Age of Big Data

In the past, politics had little targeting to individual voters. Where this existed, it was achieved by local groups that understand the locality such as churches. While locally successful, these efforts could not share insights upward in the campaign or…

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Op-Ed: Cracks in the Oracle Empire

Will March 2013 be the turning point where Big Data begins to noticeably eat away at the database establishment? In "Cracks in the Oracle Empire," Wall Street Journal writer Steve Rosenbush reported Oracle Corporation executives blaming the sales force for…

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