A Basic Understanding of MapReduce on Hadoop

and updated May 13, 2017

If you read through any article on big data, you will come across the terms MapReduce and Hadoop, but what are they and what do they do? Without a basic understanding of each it is difficult to understand any of those articles.

Back in June, Linux Journal published an Introduction to MapReduce with Hadoop on Linux. This is a fantastic article that provides a clear explanation of what MapReduce is, with example code, and how it is used within Hadoop.