spark
2020-12-14 本文已影响0人
echolvan
spark neither stores data long term itself,nor favors one over another.
spark专注于计算,不负责长期存储数据。
Starting Spark
** first creating a SparkSession
spark neither stores data long term itself,nor favors one over another.
spark专注于计算,不负责长期存储数据。
** first creating a SparkSession