Building Hadoop 2.0 required four years of effort and involved a good deal of complexity.
“A lot of complexity arises from the fact that Hadoop is at the bottom of the stack for storage and data processing, and there is a rich ecosystem of components on top,” Arun C. Murthy, release manager of Apache Hadoop 2 and founder of Hortonworks, told Enterprise Apps Today. “Hadoop is already a key component of the modern data architecture on top of which several enterprises have built their applications.”