Revenue analytics and unit economics Other types of JOINs

118. Other types of JOINs

In this chapter we’ve learned 3 types of joins:

  • INNER JOIN
  • LEFT JOIN
  • CROSS JOIN

To close it let’s briefly talk about other types of SQL joins. In practice INNER JOIN and LEFT JOIN together cover the majority of our needs. To know other join types is beneficial In case we’re working with existing queries which we didn’t write. Plus it’s useful to know what’s possibilities SQL provides us.

RIGHT JOIN

Right join diagram

RIGHT JOIN is similar to the LEFT JOIN. The main difference is that the right table is the one that keeps all its rows in the result.

SELECT * FROM...
“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
Loading chart... ⏳
Previous lesson: Sorting records with NULL values
Next lesson: Calculating revenue or other metric for the last day/week/month