Spark学习笔记

一、RDD论文（Resilient Distributed Datasets: A Fault-Tolerant Abstraction for In-Memory Cluster Computing）阅读笔记

two kind of operations on RDD:
1. transformation: map,filter, and join
2. action: persistent, count, collect, save

 

posted @ 2017-04-14 16:49  如牛饮水  阅读(176)  评论(0)  编辑  收藏  举报