Performs a region join between two RDDs.
Performs a region join between two RDDs.
The 'left' side of the join
The 'right' side of the join
implicit type of baseRDD
implicit type of joinedRDD
An RDD of pairs (x, y), where x is from baseRDD, y is from joinedRDD, and the region corresponding to x overlaps the region corresponding to y.