How can we control particular key should go in a specific reducer?


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More MapReduce Interview Questions

How to overwrite an existing output file during execution of mapreduce jobs?

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What are the main components of MapReduce Job?

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Why is Apache Spark faster than Hadoop MapReduce?

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What is the difference between Hadoop and RDBMS?

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What is the role of recordreader in hadoop mapreduce?

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Is it possible to split 100 lines of input as a single split in MapReduce?

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What is MapReduce? What are the syntax you use to run a MapReduce program?

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MapReduce Types and Formats and Setting up a Hadoop Cluster?

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how can you check whether Namenode is working beside using the jps command?

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What is heartbeat in hdfs? Explain.

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Define the Use of MapReduce?

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Explain what combiners are and when you should use a combiner in a mapreduce job?

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