Joining data sets


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Originally published at: https://kaizen.itversity.com/topic/cca175-joining-data-sets-scala/

Spark supports all possible join operations Inner join Outer join Here are the steps involved in using join operations Read data from files related to 2 data sets and convert into RDD Apply map to transform each data set into paired RDD Perform join using the paired RDDs Apply further transformations using relevant APIs Inner…