What is structured data?
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Explain Erasure Coding in Apache Hadoop?
shouldn't DFS be able to handle large volumes of data already?
Explain the hadoop configuration files at present?
What is a Record Reader in hadoop?
What are the different types of Znodes?
Input Split & Record Reader and what they do?
Why is hadoop faster?
Which command is used for the retrieval of the status of daemons running the hadoop cluster?
What are the important differences between apache and hadoop?
Explain use cases where SequenceFile class can be a good fit?
In which location Name Node stores its Metadata and why?
Is map like a pointer?