What do you mean by data locality?
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Explain what does the conf.setmapper class do?
Is it possible to split 100 lines of input as a single split in MapReduce?
Compare Pig vs Hive vs Hadoop MapReduce?
What does conf.setmapper class do?
Why MapReduce uses the key-value pair to process the data?
What are the configuration parameters in the 'MapReduce' program?
What happen if the number of the reducer is 0 in MapReduce?
Clarify what is shuffling in map reduce?
How to create a custom key and custom value in MapReduce Job?
What is a Distributed Cache in Hadoop?
What are mapreduce new and old apis while writing map reduce program?. Explain how it works
what are the most common input formats defined in Hadoop?
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