Mobile attribution Sorting by app's semantic version

177. Sorting by app’s semantic version

In the previous exercise, you may have noticed that the app_version column has text values like 1.1.0 or 1.1.1. What do these 3 numbers mean? Why not have versions like v1 or v2?

Semantic versioning

Such notation with three numbers is called semantic versioning. It’s used a lot in software development to version software libraries and projects.

Semantic versioning follows this pattern: MAJOR.MINOR.PATCH.

  • MAJOR version changes when you make incompatible API changes. When Bindle completely rebuilds their app they’ll bump major version to 2.0.0.
  • ...
“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... ⏳