pyspark.RDD.union

RDD.union(other)

Return the union of this RDD and another one.

Added in version 0.7.0.

Parameters:

otherRDD

another RDD

Returns:

RDD

the union of this RDD and another one

See also

SparkContext.union()

pyspark.sql.DataFrame.union()

Examples

>>> rdd = sc.parallelize([1, 1, 2, 3])
>>> rdd.union(rdd).collect()
[1, 1, 2, 3, 1, 1, 2, 3]