Explain the Reducer's Sort phase?
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What does conf.setmapper class do?
What is Reduce only jobs?
How to specify more than one directory as input to the MapReduce Job?
How to change the name of the output file from part-r-00000 in Hadoop MapReduce?
Compare RDBMS with Hadoop MapReduce.
What is shuffling and sorting in Hadoop MapReduce?
How to optimize MapReduce Job?
Illustrate a simple example of the working of MapReduce.
Is it important for Hadoop MapReduce jobs to be written in Java?
What counter in Hadoop MapReduce?
How many Mappers run for a MapReduce job in Hadoop?
What is a "reducer" in Hadoop?
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