After success with Boogle team subscription Bindle founders decided to reach out to more companies. Linh, one of the Bindle founders, came out with a brilliant idea: “What if we check the corporate emails of our users and see whose employees are already using Bindle? That way we can have a nice intro to a person who’ll eventually make a decision about purchasing a team subscription.”

It’s indeed a great idea
Translated into SQL language it’ll be smth like “For each user record let’s extract email’s domain”. For each user we have an input – ...
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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. 