文章浏览阅读8.4k次，点赞2次，收藏7次。SparkContext初始化是Driver应用程序提交执行的前提，这里以local模式来了解SparkContext的初始化过程。本文以val conf = new SparkConf().setAppName("mytest").setMaster("local[2]")val sc = new SparkCo......
文章浏览阅读592次。这幅图是网友提供的，非常感谢/** * Main entry point for Sparkfunctionality. A SparkContext represents the connection to a Spark cluster, andcan be used to create RDDs, accumulators and broadcast variables on thatclu..._sparkcore初始化...
