spark3.0-SparkSQL 读取 HDFS 文件
spark3.0教程:打包、提交服务器、运行
spark3.0教程:架构(Driver、Cluster Manager、Worker、Executor、Task、SparkContext)
spark3.0教程:spark-shell yarn client提交任务
spark3.0教程:部署模式
spark3.0教程:下载地址
aggregateByKey算子报错 org.apache.spark.SparkException: Task not serializable
spark3.0教程:RDD行动算子fold()
spark3.0教程:RDD行动算子aggregate()
spark3.0教程:RDD行动算子foreach()