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 Reporting with SQL Aggregate and Numeric Functions Summing Values

Posted by Van Nguyen
Van Nguyen
3,533 Points

Missing WHERE clause but got wrong SQL statement when go for WHERE clause instead of HAVING ?

SELECT SUM (rating) AS starman_total_rating FROM reviews GROUP BY movie_id HAVING movie_id = 6;

I tried to calculate sum of rating "Starman" movie. Bummer said missing WHERE clause. When I perform where clause it said wrong SQL statement ?

1 Answer

Megan Amendola
seal-mask
STAFF
.a{fill-rule:evenodd;}techdegree seal-36
Megan Amendola
Treehouse Teacher
Megan Amendola
.a{fill-rule:evenodd;}techdegree seal-36
Megan Amendola
Treehouse Teacher

SELECT SUM(rating) AS starman_total_ratings FROM reviews WHERE movie_id = 6;

You don't need the group by in your statement.