Define the Use of MapReduce?
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What are the advantages of using map side join in mapreduce?
What is reduce side join in mapreduce?
What do you know about nlineinputformat?
How data is spilt in Hadoop?
Does mapreduce programming model provide a way for reducers to communicate with each other? In a mapreduce job can a reducer communicate with another reducer?
What is the job of blend () and repartition () in Map Reduce?
Detail description of the Reducer phases?
What does conf.setmapper class do?
Define MapReduce?
What do you mean by shuffling and sorting in MapReduce?
What is MapReduce?
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
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