What are the advantages of using map side join in mapreduce?


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More MapReduce Interview Questions

what does the conf.setMapper Class do ?

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What is a combiner and where you should use it?

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What happens when a DataNode fails during the write process?

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What is the difference between Reducer and Combiner in Hadoop MapReduce?

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What happens when the node running the map task fails before the map output has been sent to the reducer?

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How to write MapReduce Programs?

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What are the advantages of using map side join in mapreduce?

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What is the Hadoop MapReduce API contract for a key and value Class?

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What is the Reducer used for?

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when do reducers play their role in a mapreduce task?

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Explain what is the function of mapreduce partitioner?

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What are the various InputFormats in Hadoop?

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