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Where sorting is done in Hadoop MapReduce Job?
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Can we set the number of reducers to zero in MapReduce?
Does Partitioner run in its own JVM or shares with another process?
How many numbers of reducers run in Map-Reduce Job?
Why MapReduce uses the key-value pair to process the data?
What are the advantages of using map side join in mapreduce?
Why Mapper runs in heavy weight process and not in a thread in MapReduce?
what are the most common input formats defined in Hadoop?
What is map/reduce job in hadoop?
What is a map side join?
What is the difference between RDBMS with Hadoop MapReduce?
What is the difference between Hadoop and RDBMS?
How many Reducers run for a MapReduce job?
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