学习 PySpark （一）

网上有很多学习PySpark的博客教程，看了几个，觉得做的都很精致。

这篇博客不论排版或者内容目前都会粗糙一些，随着我学习一下如何

排版，以及对Spark了解更深入，会予以改进。  --12.3

<<Machine Learning with PySpark with NLP and RS >>

Spark Core enables the in-memory computations that drive the parallel and distributed processing of data. Spark Core

is rensponsible for managing tasks, I/O operations, fault tolerance, and memory management, etc.

新的大数据计算：Bringing multiple processors to the data.

Apache Spark started as a research project at the UC Berkeley AMPLab in 2009

and was open sourced in early 2010. different data structure known as RDD (resilient distributed dataset).