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Which are the methods in the mapper interface?
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Why do we need MapReduce during Pig programming?
What are the various input and output types supported by mapreduce?
What does a 'MapReduce Partitioner' do?
What are the primary phases of a Reducer?
What is the default value of map and reduce max attempts?
When the reducers are are started in a mapreduce job?
What are the key differences between Pig vs MapReduce?
A number of combiners can be changed or not in MapReduce?
List the configuration parameters that have to be specified when running a MapReduce job.
Mention what is the next step after mapper or maptask?
Where sorting is done on mapper node or reducer node in MapReduce?
Describe what happens to a mapreduce job from submission to output?
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