What is the InputSplit in map reduce ?
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Is Mapreduce Required For Impala? Will Impala Continue To Work As Expected If Mapreduce Is Stopped?
What is the difference between map and reduce?
What is a TaskInstance?
How to overwrite an existing output file during execution of mapreduce jobs?
What is a scarce system resource?
What combiners are and when you should utilize a combiner in a map reduce job?
What is Combiner in MapReduce?
Which Sorting algorithm is used in Hadoop MapReduce?
Where the mapper's intermediate data will be stored?
What is Counter in MapReduce?
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Explain the general mapreduce algorithm
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