MapR will play key role in Hadoop
The input data is placed in HDFS
once job is submiited to the Hadoop Cluster
The NN dispatch Blocks To Dn's and Start Task of Parallel massive Program Execution
In each phase
input <k1,v1> pair
Mapper <k1,12>----><k2,v2>
Reducer <k2,v2>---<k3,v3>
The Input Key,Value Format will play key role the next session part with program demo.....
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