随笔分类 -  笔记之learning spark

读英文读物 OReilly learning spark light -- fast big data analysis .
Chapter 4. Working with Key/Value Pairs
摘要：Chapter4 working with key/value pairs key/values pairs键值对是Spark中非常常见的一种数据类型（type），RDD有时经常操作键值对数据类型。第四章的第一部分内容就是介绍有关键值对的ETL操作：extract，transform，load。第二 阅读全文
posted @ 2016-11-30 19:14 zhangoliver 阅读(183) 评论(0) 推荐(0)
Chapter 3. Programming with RDDs
摘要：Programming with RDDs This chapter introduces Spark’s core abstraction for working with data, the resilientdistributed dataset (RDD). An RDD is simply 阅读全文
posted @ 2016-11-25 17:03 zhangoliver 阅读(353) 评论(0) 推荐(0)
读learning spark lighting chapter1~chapter2
摘要：chapter 1 introduction to the analysis with spark the conponents of Sparks spark core(contains the basic functionality of sparks. spark Core is also t 阅读全文
posted @ 2016-11-18 21:51 zhangoliver 阅读(306) 评论(0) 推荐(0)