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

Databases

Posted by Chris Gauthier
Chris Gauthier
Courses Plus Student 6,434 Points

using the sum function

Hello, Im looking to use the sum function correctly in this challenge.

select sum(rating) as starman_total_rankings from reviews where movie_id=6;

Here is the challenge -- what am I missing?

https://teamtreehouse.com/library/reporting-with-sql/aggregate-and-numeric-functions/summing-values

1 Answer

Stuart Wright
Stuart Wright
41,120 Points
Stuart Wright
Stuart Wright
41,120 Points

You just didn't use the exact alias it asked you to use. Your query is otherwise correct.

SELECT SUM(rating) AS starman_total_ratings FROM reviews WHERE movie_id=6;
Chris Gauthier
Chris Gauthier
Courses Plus Student 6,434 Points

oops, you're right! Thanks!