what are the basic parameters of a Mapper?
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What is the role of recordreader in hadoop mapreduce?
What are the four essential parameters of a mapper?
What is Counter in MapReduce?
Why Hadoop MapReduce?
What is reduce side join in mapreduce?
How to get the single file as the output from MapReduce Job?
How to submit extra files(jars, static files) for MapReduce job during runtime?
What is the fundamental difference between a MapReduce InputSplit and HDFS block?
Define MapReduce?
Which interface needs to be implemented to create Mapper and Reducer for the Hadoop?
when do reducers play their role in a mapreduce task?
In MapReduce how to change the name of the output file from part-r-00000?
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