Where is the output of Mapper written in Hadoop?
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what are the basic parameters of a Mapper?
What is SequenceFileInputFormat in Hadoop MapReduce?
What happens when a DataNode fails during the write process?
Why Mapper runs in heavy weight process and not in a thread in MapReduce?
Why is Apache Spark faster than Hadoop MapReduce?
What is the role of a MapReduce partitioner?
What is a Speculative Execution in Hadoop MapReduce?
Difference between mapreduce and spark
What is the process of changing the split size if there is limited storage space on Commodity Hardware?
Explain what is “map” and what is "reducer" in hadoop?
How many times combiner is called on a mapper node in Hadoop?
What is the purpose of textinputformat?
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