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PySpark Cookbook

You're reading from   PySpark Cookbook Over 60 recipes for implementing big data processing and analytics using Apache Spark and Python

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Product type Paperback
Published in Jun 2018
Publisher Packt
ISBN-13 9781788835367
Length 330 pages
Edition 1st Edition
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Authors (2):
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Tomasz Drabas Tomasz Drabas
Author Profile Icon Tomasz Drabas
Tomasz Drabas
Denny Lee Denny Lee
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Denny Lee
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Toc

Table of Contents (9) Chapters Close

Preface 1. Installing and Configuring Spark FREE CHAPTER 2. Abstracting Data with RDDs 3. Abstracting Data with DataFrames 4. Preparing Data for Modeling 5. Machine Learning with MLlib 6. Machine Learning with the ML Module 7. Structured Streaming with PySpark 8. GraphFrames – Graph Theory with PySpark

Creating DataFrames

A Spark DataFrame is an immutable collection of data distributed within a cluster. The data inside a DataFrame is organized into named columns that can be compared to tables in a relational database.

In this recipe, we will learn how to create Spark DataFrames.

Getting ready

To execute this recipe, you need to have a working Spark 2.3 environment. If you do not have one, you might want to go back to Chapter 1, Installing and Configuring Spark, and follow the recipes you find there. 

All the code that you will need for this chapter can be found in the GitHub repository we set up for the book: http://bit.ly/2ArlBck; go to Chapter 3 and open the 3. Abstracting data with DataFrames.ipynb...

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