Molinaro A SQL Cookbook Query Solutions All SQL Users 2ed 2020

Textbook in PDF format

You may know SQL basics, but are you taking advantage of its expressive power? This second edition applies a highly practical approach to Structured Query Language (SQL) so you can create and manipulate large stores of data. Based on real-world examples, this updated cookbook provides a framework to help you construct solutions and executable examples in several flavors of SQL, including Oracle, DB2, SQL Server, MySQL, and PostgreSQL.
SQL programmers, analysts, data scientists, database administrators, and even relatively casual SQL users will find SQL Cookbook to be a valuable problem-solving guide for everyday issues. No other resource offers recipes in this unique format to help you tackle nagging day-to-day conundrums with SQL.
The second edition includes:
Fully revised recipes that recognize the greater adoption of window functions in SQL implementations
Additional recipes that reflect the widespread adoption of common table expressions (CTEs) for more readable, easier-to-implement solutions
New recipes to make SQL more useful for people who aren’t database experts, including data scientists
Expanded solutions for working with numbers and strings
Up-to-date SQL recipes throughout the book to guide you through the basics