Welcome to the Treehouse Community

Want to collaborate on code errors? Have bugs you need feedback on? Looking for an extra set of eyes on your latest project? Get support with fellow developers, designers, and programmers of all backgrounds and skill levels here with the Treehouse Community! While you're at it, check out some resources Treehouse students have shared here.

Looking to learn something new?

Treehouse offers a seven day free trial for new students. Get access to thousands of hours of content and join thousands of Treehouse students and alumni in the community today.

Start your free trial

Development Tools Database Foundations SQL Calculating, Aggregating and Other Functions String Functions

Select the "first_name" followed by the username in parentheses and alias it as "display_name". For example "Andrew (cha

im stuck

Hey! Maybe I could help. What do you have so far or where are you stuck?

Milan Bogdanovic
Milan Bogdanovic
9,922 Points

SELECT LOWER(email) AS lower_email FROM users;

That worked out for me.