What is the function of mapreducer partitioner?
What is the job of blend () and repartition () in Map Reduce?
Difference between mapreduce and spark
What is a "map" in Hadoop?
What is the default input type in MapReduce?
What is the need of MapReduce in Hadoop?
how is data partitioned before it is sent to the reducer if no custom partitioner is defined in Hadoop?
Why Mapreduce output written in local disk?
What is InputFormat in Hadoop MapReduce?
How to submit extra files(jars, static files) for Hadoop MapReduce job during runtime?
What do you mean by data locality?
How is reporting controlled in hadoop?
What happens when the node running the map task fails before the map output has been sent to the reducer?