Use SQL to get the data you need in no time at all! Learn to read and write basic queries, troubleshoot common problems, and control your own business data in just 24 short lessons–no programming experience required!
SQL has been designed to be as close to English as possible—anyone can learn it! Learn SQL in a Month of Lunches helps you add this lucrative and highly sought-after skill to your resume in just 24 fun and friendly lessons. The book emphasizes practical uses for the language in the real-world, so you’ll just learn the most useful skills for business data analysis.
Inside Learn SQL in a Month of Lunches you’ll discover how
• Set up your first database with MySQL • Write your own SQL queries • See only the data you need from large datasets • Connect different sets of data • Analyze data with functions and aggregations • Master basic data manipulation techniques • Save queries in stored procedures and views • Create tables to store data efficiently • Read and improve SQL written by others
If you use Excel, Tableau, or PowerBI to crunch business data, you’ve probably seen a lot of SQL already. And guess what? It’s easy to master the most useful parts of SQL! In just a few quick lessons, Learn SQL in a Month of Lunches will get you writing your own queries, modifying existing SQL statements, and working with data like a pro. 25-year SQL veteran Jeff Iannucci makes SQL a snap through hands-on lab exercises, relevant code examples, and easy-to-understand language.
About the technology
SQL, Structured Query Language, is the standard way to query, create, and manage relational databases like SQL Server, PostgreSQL, and Oracle. It’s also a superpower for data analysts who need to go beyond spreadsheets and BI dashboarding tools. SQL is easy to read and understand, and with this book (and a little practice) you’ll be pulling data, tweaking tables, and cranking out amazing reports and presentations in no time at all!
About the book
Learn SQL in a Month of Lunches introduces SQL to data analysts and other aspiring data pros with no prior experience using relational databases. In it, you’ll complete 24 short lessons, each of which teaches an essential SQL skill for retrieving, filtering, and analyzing data. You’ll practice each new technique with a friendly hands-on lab designed to take about 15 minutes, as you learn to write queries that deliver the exact data you need. Along the way, you’ll build a valuable intuition for how databases operate in real business scenarios.
What's inside
• Get the data you need from any relational database • Filter, sort, and group data • Combine data from multiple tables • Create, update, and delete data
About the reader
For students, aspiring data analysts, software developers, and anyone else who wants to work with relational databases.
About the author
Jeff Iannucci is a Senior Consultant with Straight Path Solutions. For over 20 years, he has worked extensively with SQL in sectors such as healthcare, finance, retail sales, and government.
SQL is still a core tool to understand data and explore info. Learning to use it, with a simple step by step approach is a great investment for a month of lunches!
I was privileged to act as a technical reviewer for this book. Those starting out with SQL will especially find this book valuable. It takes you through the learning process with each chapter building on the concepts previously introduced. The exercises at the end of each chapter are well thought out and a nice addition.
I highly recommend this book not only for beginners, but also as a revision in SQL for more experienced users.
This book is perfect for new learners of SQL, guiding them from the basics of databases to practical querying techniques. Starting with an introduction to what a database is and its importance, the book progresses to installation instructions and dives into various querying techniques, procedures, joins, constraints, and foreign key concepts. While it doesn’t delve deeply into SQL internals, it provides a solid foundation for beginners.
One of the standout features of this book is the lab exercises at the end of each chapter. These exercises are incredibly well-designed, ensuring that readers who complete them will gain a strong understanding of how to write SQL queries. Additionally, the book offers insights into keyword compatibility across different RDBMS implementations, a valuable resource for both new and experienced developers.
Overall, “Learn SQL in a Month of Lunches” is an excellent read for anyone looking to start their journey with SQL or to brush up on techniques they might not have encountered before.