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how Hadoop is different from other data processing tools?
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More MapReduce Interview Questions
How to write a custom partitioner for a Hadoop MapReduce job?
How to handle record boundaries in Text files or Sequence files in MapReduce InputSplits?
What is identity mapper and reducer? In which cases can we use them?
What are the key differences between Pig vs MapReduce?
Explain the Reducer's reduce phase?
How to set the number of reducers?
Compare RDBMS with Hadoop MapReduce.
What is OutputCommitter?
How does MapReduce framework view its input internally?
What are combiners? When should I use a combiner in my MapReduce Job?
what is Speculative Execution?
What is the purpose of textinputformat?
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