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Why MapReduce is Simple

Mathias Meyer:

I’m almost 100% certain you use MapReduce every day. If not daily, then at least once a week. Whenever you have a list of items that you loop or iterate over and transform into something else one by one, if only to extract a single attribute, there’s your map function.

Explaining MapReduce using simple functions.

Original title and link: Why MapReduce is Simple (NoSQL databases © myNoSQL)

via: http://blog.basho.com/2011/03/30/why-mapreduce-is-easy/