What are the key differences between Pig vs MapReduce?
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What are the four basic parameters of a reducer?
Is it possible to split 100 lines of input as a single split in MapReduce?
How to change the name of the output file from part-r-00000 in Hadoop MapReduce?
Define MapReduce?
What is Text Input Format?
Define the purpose of the partition function in mapreduce framework
What is shuffling and sorting in mapreduce?
Explain combiners.
Which one will you decide for an undertaking – Hadoop MapReduce or Apache Spark?
What do sorting and shuffling do?
What is difference between a MapReduce InputSplit and HDFS block
What is the best way to copy files between HDFS clusters?
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