This is a great article if you are new to Big Data / Hadoop.
Whether you’re running it on premises or in the cloud, Hadoop leaves a lot to be desired in the ease-of-use department. The Hadoop offerings on the three major cloud platforms (Amazon’s Elastic MapReduce — EMR, Microsoft’s Azure HDInsight and Google Compute Engine’s Click-to-Deploy Hadoop) have their warts. And the three major on-premises distributions (Cloudera CDH, Hortonworks HDP and MapR) can be formidable adversaries to casual users as well.
I recommend reading the entire article by Andrew J Brust.
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