003.windows下启动运行spark-spark-shell.cmd
解压文件
D:\bigdata\spark2.1.0\spark-2.1.0-bin-hadoop2.7\bin
创建文件
spark scala
hadoop scala
scala spark
hive hadoop
bin目录下
spark-shell.cmd
读文件处理文件
scala> sc.textFile("file:///D:/bigdata/spark2.1.0/spark-2.1.0-bin-hadoop2.7/bin/input/word.txt").flatMap(_.split(" ")).map((_,1)).reduceByKey(_+_).collect
res5: Array[(String, Int)] = Array((scala,3), (hive,1), (spark,1), (hadoop,2), (saprk,1))
原文：https://www.cnblogs.com/star521/p/15217073.html