What is Derby database?
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What other technologies have you used in hadoop sta ck?
Mention what is the number of default partitioner in Hadoop?
What do sorting do?
What is Row Key?
What is Your Cluster size ?
On what basis Namenode will decide which datanode to write on?
What are the important differences between apache and hadoop?
What are the basic available commands in Hadoop sqoop ?
Is hadoop required for data science?
How to resolve ioexception: cannot create directory, while formatting namenode in hadoop?
What is HDFS High Availability?
Which is the best hadoop certification?
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