„Hadoop: the Definitive Guide.“ is the most important text on Hadoop. Online you’ll find other useful tutorials. So here just a quick list of good Big Data tutorials: Hadoop https://developer.yahoo.com/hadoop/tutorial/ https://github.com/templedf/javaone14_handsonhadoop (Slides) Spark http://ampcamp.berkeley.edu/big-data-mini-course-home/ Quick Start VMs Cloudera and Hortonworks offers you VM Images (single-node cluster). That’s really cool. Cloudera Quickstart VM Hortonworks Sandbox Reference: …