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One Big Lock, Many Keys

One Big Lock, Many Keys

One Big Lock, Many Keys

7 / Oct / 2013    Prabhuram Mohan

Hadoop has changed the way we process and analyse large volumes of data.The java map reduce framework has been the work hourse of hadoop data processing. It moves the nuts and bolts of hadoop. However the vanilla map reduce requires lot of code to be written in Java. The amount of boiler plate code required to create simple map reduce program to join two datasets is staggering.

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