How to submit extra files(jars,static files) for MapReduce job during runtime in Hadoop?
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For a Hadoop job, how will you write a custom partitioner?
Map reduce jobs take too long. What can be done to improve the performance of the cluster?
What is the relation between MapReduce and Hive?
What is the difference between a MapReduce InputSplit and HDFS block?
What does a split do?
What is Mapper in Hadoop MapReduce?
What counter in Hadoop MapReduce?
what are the main configuration parameters that user need to specify to run Mapreduce Job ?
What is a TaskInstance?
How to write MapReduce Programs?
What are the main configuration parameters in a MapReduce program?
What happens if the quantity of the reducer is 0 in mapreduce?
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