What is the function of mapreduce partitioner?


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More MapReduce Interview Questions

How to create a custom key and custom value in MapReduce Job?

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How to create custom key and custom value in MapReduce Job?

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Explain what is shuffling in mapreduce?

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What Are Good Use Cases For Impala As Opposed To Hive Or MapReduce?

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Explain what is “map” and what is "reducer" in hadoop?

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What is the difference between an RDBMS and Hadoop?

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Explain the difference between a MapReduce InputSplit and HDFS block?

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Clarify what combiners are and when you should utilize a combiner in a map reduce job?

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Why can aggregation not be done in Mapper in MapReduce?

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Where is Mapper output stored?

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Explain what does the conf.setMapper Class do in MapReduce?

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Define Writable data types in Hadoop MapReduce?

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