spark--transform算子--cartesian

import org.apache.spark.{SparkConf, SparkContext}

/**
* Created by lp on 2017/6/16.
*/
object T_cartesian {
System.setProperty("hadoop.home.dir","F:\\hadoop-2.6.5")

def main(args: Array[String]): Unit = {
val conf = new SparkConf().setAppName("cartesian_test").setMaster("local")
val sc = new SparkContext(conf)

val rdd = sc.parallelize(List(1,2,3))
val rdd1 = sc.parallelize(List("A", "B"))
//这个方法用于计算两个(K,V)数据集之间的笛卡尔积
val sum = rdd.cartesian(rdd1)
.foreach(println)
}
}