219. Introduction to regular expressions

Here we are, starting with regular expressions 💪 In my eyes it’s one of the most complex topics in SQL alongside window functions. 💡 As with any complexity, once it is mastered it gives you so much power. 🔥

I use regular expressions daily to match complex text patterns for many purposes. I think that regular expressions are one of the most important tools of any Data Analyst. Let’s get it! 🚀

What are regular expressions?

Regular expressions (also known as regex or regexp) is a way to define search patterns in text. That’s it. It sounds simple but I...

“well worth the money”
Sign up and check out 36 free lessons and exercises.

Anatoli Makarevich, author of SQL Habit About SQL Habit

Hi, it’s Anatoli, the author of SQL Habit. 👋

SQL Habit is a course (or, as some of the students say, “business simulator”). It’s based on a story of a fictional startup called Bindle. You’ll play a role of their Data Analyst 📊 and solve real-life challenges from Business, Marketing, and Product Management.

SQL Habit course is made of bite-sized lessons (you’re looking at one atm) and exercises. They always have a real-life setting and detailed explanations. You can immediately apply everything you’ve learned at work. 🚀

“well worth the money”

Fluent in SQL in a month

Master Data Analysis with SQL with real life examples from Product Management, Marketing, Finance and more.
-- Type your query here, for example this one -- lists all records from users table: SELECT * FROM users
LIMIT 500
Loading chart... ⏳