import org.apache.spark._ import org.apache.spark.rdd.R…

Transformations操作   map (f:T=>U)   将原来RDD中…

goods.txt 13059 2019-12-23 06:12:29 15281 2019-12-23 06…

package com.gouzheng.bigdata.scala object Shuzu2 { def …

package com.gouzheng.bigdata.scala object Shuzu { def m…