Hadoop学习笔记
1. History
Doug Cutting is inspired by the the paper, MapReduce: Simplified Data Processing on Large Clusters by Jeffrey Dean and Sanjay Ghemawat from Google Lab, to develop an open-source implementation of the Map-Reduce framework. He named itHadoop, after his son's toy elephant.
2. What is MapReduce?
Apache Tutorial: http://hadoop.apache.org/common/docs/current/mapr