spark三代API比较_spark2与spark3的区别-CSDN博客

网站介绍:文章浏览阅读482次。spark 第一代API----RDD:DataFrame核心特征:A list of partitionsA function for computing each splitA list of dependencies on other RDDsOptionally,a Partitioner for key-valueRDDs(e.g. to say the RDD is _spark2与spark3的区别