It can be possible that a Job has 0 reducers?
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Does mapreduce programming model provide a way for reducers to communicate with each other? In a mapreduce job can a reducer communicate with another reducer?
what is distributed cache in mapreduce framework?
Is YARN a replacement of Hadoop MapReduce?
What is the best way to copy files between HDFS clusters?
Explain about the partitioning, shuffle and sort phase in MapReduce?
What is Hadoop Map Reduce ?
Mention when to use Map reduce mode?
What is Text Input Format?
How does Mappers run method works?
Define Writable data types in Hadoop MapReduce?
Explain the process of spilling in Hadoop MapReduce?
What are the advantages of using mapreduce with hadoop?
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