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how to share the metastore within multiple users?


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More Apache Hadoop Interview Questions

How to resolve small file problem in hdfs?

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What do you understand from Node redundancy and is it exist in hadoop cluster?

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Is client the end user in HDFS?

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How Mapper is instantiated in a running job?

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Explain the hadoop configuration files at present?

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Data Engineer Given a list of followers in the format:123, 345234, 678345, 123…Where column one is the ID of the follower and column two is the ID of the followee. Find all mutual following pairs (the pair 123, 345 in the example above). How would you use Map/Reduce to solve the problem when the list does not fit in memory?

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What is Disk Balancer in Apache Hadoop?

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