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Hadoop Map Reduce authors question
Joined: May 13, 2009
Apr 23, 2013 19:50:30
I imagine any of you would be able to explain this to me.
If I understand correctly, Hadoop is a type of database that handles unstructured data.
How does Map Reduce play into it's use?
Can you give a simple example?
Joined: Mar 19, 2013
Apr 23, 2013 21:30:24
Hadoop is NOT a database. It is framework to process data.
Hadoop is implementation of MapReduce paradigm.
Read about MapReduce paper by google for intro to MapReduce
Look for Wordcount example from Google site for an example.
It is sorta covered in the
JavaRanch Style Guide
subject: Hadoop Map Reduce authors question
Beyond Hello World
run openCV program as map reduce on hadoop
Mapreduce using Java
What is in Hadoop map reduce which was not in Google Map Reduce?
Where to use Hadoop where not!
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