Which database is used in hadoop?
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List out the different stream grouping in apache storm?
What is the non dfs used?
What is Identity reducer?
What is active and passive NameNode in Hadoop?
What does jps command do in Hadoop?
What is TextInputFormat in Hadoop?
What is streaming access?
Can you explain hadoop streaming?
Why do we need Hadoop?
What happens if you don?t override the mapper methods and keep them as it is?
Why we use intwritable instead of int? Why we use longwritable instead of long?
What is Combiner in Hadoop?
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