What is version-id mismatch error in hadoop?
How to change from su to cloudera?
What are watches?
What is commodity hardware?
shouldn't DFS be able to handle large volumes of data already?
How can I restart namenode?
Why is hadoop faster?
What stored in HDFS?
Why are the number of splits equal to the number of maps?
What are the characteristics of hadoop framework?
Define streaming?
what is a datanode?
how would you modify that solution to only count the number of unique words in all the documents?