How to configure the number of the Combiner in MapReduce?
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Why is Apache Spark faster than Hadoop MapReduce?
what job does the conf class do?
what is distributed cache in mapreduce framework?
What do you understand by compute and storage nodes?
What are the data components used by Hadoop?
What is the problem with the small file in Hadoop?
Mention Hadoop core components?
What counter in Hadoop MapReduce?
Explain how do ‘map’ and ‘reduce’ work?
What is the fundamental difference between a MapReduce Split and a HDFS block?scale data processing?
Explain the process of spilling in MapReduce?
what is Speculative Execution?
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