how to share the metastore within multiple users?
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How indexing is done in HDFS?
Where do you specify the Mapper Implementation?
What exactly is hadoop?
How many JVMs run on a slave node?
What is the default block size in Hadoop 1 and in Hadoop 2? Can it be changed?
How can I restart namenode?
What is a Combiner?
How can we change the split size if our commodity hardware has less storage space?
what factors the block size takes before creation?
What are the modes in which Apache Hadoop run?
what are the nodes in the Hadoop cluster?
On which port does ssh work?
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