For a Hadoop job, how will you write a custom partitioner?


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More MapReduce Interview Questions

What is the role of a MapReduce partitioner?

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Detail description of the Reducer phases?

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What is identity mapper and identity reducer?

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What is MapReduce? What are the syntax you use to run a MapReduce program?

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What is identity mapper and reducer? In which cases can we use them?

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Why MapReduce uses the key-value pair to process the data?

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What do you understand by the term Straggler ?

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What is a mapreduce algorithm?

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Explain the Reducer's reduce phase?

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What is Combiner in MapReduce?

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Explain what are the basic parameters of a mapper?

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What is the key- value pair in Hadoop MapReduce?

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