This class we will look at the basics of the Map-Reduce process, it’s different components, and how it all works together.
The lab exercises main towards you building and running your first Map-Reduce process.
Follow the notes very carefully. There are some configurations settings. If you miss one of these or do one incorrectly, the code will not compile and/or will not run for you. See the sample code.
Complete Exercise 1 and Exercise 2 before the next class.
WARNING: You need to be careful of what version of Hadoop is used for each tutorial/examples. Some package and functions names might have slightly different names and/or functionality between different versions of Hadoop. RTFM! (Read The Fabulous Manuals) i.e. the documentation!
Other tutorials – Alternative Lab Exercises
Click here to download the lab exercises. [this is the same lab exercises as given above]
Additional Reading and Materials