网站介绍:文章浏览阅读3k次。1.通过RDD+case class创建DataFramepackage com.doit.spark.day10import org.apache.spark.rdd.RDDimport org.apache.spark.sql.{DataFrame, SparkSession}object CaseClassCreateDataFrame { def main(args: Array[String]): Unit = { //构建SparkSession val spar_spark建表语句
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