How to submit extra files(jars,static files) for MapReduce job during runtime in Hadoop?
What are the benefits of Spark over MapReduce?
What are the advantages of using map side join in mapreduce?
Explain the Reducer's reduce phase?
What is identity mapper and reducer? In which cases can we use them?
what job does the conf class do?
Difference between mapreduce and spark
Developing a MapReduce Application?
How can you add the arbitrary key-value pairs in your mapper?
Where is the output of Mapper written in Hadoop?
What is MapReduce?
How to change a number of mappers running on a slave in MapReduce?
Is there any point of learning mapreduce, then?