Data Analysis Basics with SQL

Data Analysis Basics with SQL is a practical, beginner-friendly guide to one of the most in-demand skills in modern business and analytics roles.

Designed for adults and students with little to no prior database experience, this book introduces the fundamentals of relational databases and teaches readers how to confidently extract, filter, and analyze data using SQL.

Through clear explanations and hands-on examples, readers learn how to write effective queries, combine data across tables, and summarize results for business insights. Core concepts such as JOINs, GROUP BY, and data normalization are explained in plain language, with real-world use cases relevant to analysts, operations teams, and decision-makers.