What happens when the node running the map task fails before the map output has been sent to the reducer?
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How hadoop mapreduce works?
What are the various input and output types supported by mapreduce?
Write a short note on the disadvantages of mapreduce
What is identity mapper and chain mapper?
How to submit extra files(jars, static files) for MapReduce job during runtime?
Is reduce-only job possible in Hadoop MapReduce?
What is the function of mapreducer partitioner?
How many times combiner is called on a mapper node in Hadoop?
What is an input reader in reference to mapreduce?
What is InputFormat in Hadoop MapReduce?
When is it suggested to use a combiner in a MapReduce job?
What are the advantages of using mapreduce with hadoop?
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