2017年7月13日
spark--actions算子--takeSample
摘要： import org.apache.spark.{SparkConf, SparkContext} /** * Created by yz02 on 2017/6/16. */ object A_takeSample { System.setProperty("hadoop.home.dir","F 阅读全文
posted @ 2017-07-13 09:41 书灯 阅读(14) 评论(0) 推荐(0)
spark--actions算子--takeOrdered
摘要： import org.apache.spark.{SparkConf, SparkContext} /** * Created by liupeng on 2017/6/16. */ object A_takeOrdered { System.setProperty("hadoop.home.dir 阅读全文
posted @ 2017-07-13 09:37 书灯 阅读(12) 评论(0) 推荐(0)
spark--actions算子--saveAsTextFile
摘要： import org.apache.hadoop.io.compress.GzipCodec import org.apache.spark.{SparkConf, SparkContext} /** * Created by liupeng on 2017/6/16. */ object A_sa 阅读全文
posted @ 2017-07-13 09:35 书灯 阅读(18) 评论(0) 推荐(0)
spark--actions算子--saveAsObjectFile
摘要： import org.apache.spark.{SparkConf, SparkContext} /** * Created by liupeng on 2017/6/16. */ object A_saveAsObjectFile { System.setProperty("hadoop.hom 阅读全文
posted @ 2017-07-13 09:28 书灯 阅读(20) 评论(0) 推荐(0)