在dataset数据集后面,添加rdd,
val spark = SparkSession.builder().appName("Simple Demo").getOrCreate()
val logData = spark.read.textFile()
logData.rdd.flatMap(_.split(" "))
val spark = SparkSession.builder().appName("Simple Demo").getOrCreate()
val logData = spark.read.textFile()
logData.rdd.flatMap(_.split(" "))