Spark runs wordcount (case 1)

      Preparation ：Mac install Spark And run SparkPi_zhangvalue The blog of -CSDN Blog Mac install Spark2.4.7https://archive.apache.org/dist/spark/spark-2.4.7/spark-2.4.7-bin-hadoop2.7.tgz decompression tgz file tar xvf spark-2.4.7-bin-hadoop2.7.tgz First create scala Project and compile it into jar After that, it became a local one jar Package one jar Package pass sparksubmit Submit ./bin...https://zhangvalue.blog.csdn.net/article/details/122501186

Use Spark function WordCount

First step ： take /Users/zhangsf/data/