Why do we need to set the output key/value class explicitly in the Hadoop program? Why do we need to set the output key/value class explicitly in the Hadoop program? hadoop hadoop

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Why do we need to set the output key/value class explicitly in the Hadoop program?

class input hadoop

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Where do I download all of the necessary classes to write Hadoop MapReduce jobs? [closed]

api class download hadoop mapreduce

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Instancing Java Class that could be a concrete or interface class

java class hadoop interface factory

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Custom Writable class in hadoop for multiple double values

java class hadoop mapreduce

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Can a class be a parameter to a method?

java class hadoop parameter-passing

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