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实现 RDDs 与 DataFrames的互操作(一)
package com.yc.sparkimport org.apache.spark.SparkConfimport org.apache.spark.SparkContextimport org.apache.spark.sql.SQLContextobject SparkRDD07 { def main(args: Array[String]): Uni原创 2017-09-25 08:52:22 · 416 阅读 · 0 评论 -
scala基础练习：实现日历练习
package com.yc.scalaimport java.util.Scannerobject MyCalendar { def main(args: Array[String]){ //1.取到日期 val input: Scanner = new Scanner(System.in); print("请输入日期的年份和月份：")原创 2017-09-17 16:30:45 · 693 阅读 · 0 评论 -
SparkStreaming的实时单词统计小例子
package com.yc.sparkimport org.apache.spark.SparkConfimport org.apache.spark.SparkContextimport org.apache.spark.sql.SQLContextimport org.apache.spark.sql.Rowimport org.apache.spark.sql.原创 2017-10-02 11:12:09 · 853 阅读 · 0 评论