What is a Combiner?
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How to come out of the insert mode?
How is hadoop different from other data processing tools?
What is Rack Awareness in Apache Hadoop?
Define a namenode?
What is yarn in hadoop?
What exactly is hadoop?
explain Metadata in Namenode?
Name some companies that use Hadoop?
What do you mean by taskinstance?
Rack awareness of Namenode?
How many instances of JobTracker can run on a Hadoop Cluser?
What is the purpose of RawComparator interface?