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What is the role of a MapReduce partitioner?
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More MapReduce Interview Questions
Is reduce-only job possible in Hadoop MapReduce?
Difference between mapreduce and spark
What are the four basic parameters of a reducer?
Is it legal to set the number of reducer task to zero? Where the output will be stored in this case?
Whether the output of mapper or output of partitioner written on local disk?
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When the reducers are are started in a mapreduce job?
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What is shuffling and sorting in mapreduce?
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