What is a map side join?
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How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
how JobTracker schedules a task ?
How to specify more than one directory as input to the MapReduce Job?
Explain what combiners are and when you should use a combiner in a mapreduce job?
Why is output file name in Hadoop MapReduce part-r-00000?
What is OutputCommitter?
Clarify what is shuffling in map reduce?
Why Hadoop MapReduce?
What is the relation between MapReduce and Hive?
Is it necessary to write a mapreduce job in java?
What is a map side join?
Why Mapper runs in heavy weight process and not in a thread in MapReduce?
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