com.datastax.spark.connector.rdd.partitioner
A mapping from T values to an integer range [0, n), such that for any (t1: T) > (t2: T), bucket(t1) >= bucket(t2).
A mapping from T values to an integer range [0, n), such that for any (t1: T) > (t2: T), bucket(t1) >= bucket(t2).