What is the difference between a hadoop database and relational database?
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How to handle bad records during parsing?
What is a Backup node in Hadoop?
Is there another way to check whether Namenode is working?
How to restart NameNode or all the daemons in Hadoop?
What happen if number of reducer is set to 0 in Hadoop?
Can you give a detailed overview about the Big Data being generated by Facebook?
Why do we need hadoop for big data analytics?
Have you ever used counters in hadoop?
What is the difference between a hadoop database and relational database?
What is single node cluster in Hadoop? for what all purposes Hadoop run on a single node cluster?
What is LazyOutputFormat in Hadoop?
What is CAP Theorem? What aspects does Hadoop support from this theorem?
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