When is it not recommended to use MapReduce paradigm for large scale data processing?
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What is the difference between HDFS block and input split?
what are the basic parameters of a Mapper?
What is identity mapper and chain mapper?
what is JobTracker in Hadoop? What are the actions followed by Hadoop?
What is Hadoop Map Reduce ?
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What does conf.setmapper class do?
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What is the difference between an RDBMS and Hadoop?
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Why comparison of types is important for MapReduce?
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