Oswald Campesato 
Data Wrangling Using Pandas, SQL, and Java [PDF ebook] 

This book is intended primarily for those who plan to become data scientists as wellas anyone who needs to perform data cleaning tasks. It contains a variety of features of Num Py and Pandas and how to create databases and tables in My SQL. Chapter 7 covers many data wrangling tasks using Python scripts and awk-based shell scripts. Companion files with code are available for downloading from the publisher.
Features:

• Provides the reader with basic Python 3, Java, and Pandas programming concepts, and an introduction to awk


• Includes a chapter on RDBMs and SQL


• Companion files with code