5. Hadoop MapReduce Framework

In This Chapter:

Image The MapReduce computation model is presented using simple examples.

Image The Apache Hadoop MapReduce framework data flow is explained.

Image MapReduce fault tolerance, speculative execution, and hardware are discussed.

The MapReduce programming model is conceptually simple. Based on two simple steps—applying a mapping process and then reducing (condensing/collecting) the results—it can be applied to many real-world ...

Get Hadoop 2 Quick-Start Guide: Learn the Essentials of Big Data Computing in the Apache Hadoop 2 Ecosystem now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.