Manipulating data Manipulating data recap

260. Manipulating data recap

How do you feel about manipulating data? Do you already feel the pressure of having full database access (and potentially destroying some sensitive data)? 😄 I once (by accident) dropped the analytics database on Friday at 6 PM. That was fun (nope)! 😅

My only advice is practice makes perfect. Don’t be afraid of making mistakes, ideally, all the databases your company is using should have a backup, so you always can go back. On that Friday night, it took us just 2 hours to restore the data. 🙈

Let’s briefly revisit what we’ve learned in this chapter:


“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... ⏳