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 trialJoe Marcallini
Courses Plus Student 13,986 PointsSELECT genre, COUNT(genre) AS genre_count FROM books GROUP BY genre; Can you please tell me what is wrong with this
SELECT genre, COUNT(genre) AS genre_count FROM books GROUP BY genre;
Can you please tell me what is wrong with this query. It checks out in the SQL playground.
2 Answers
Marissa Wyss
2,092 PointsPosted earlier in the comments, but posting here as an answer:
To get the count of books, you need to count the titles (not the genre).
Therefore if you change COUNT(genre) to COUNT(title) in your statement, that should deliver the result.
Joe Marcallini
Courses Plus Student 13,986 PointsThank you Marissa.
Marissa Wyss
2,092 PointsNo problem!
Marissa Wyss
2,092 PointsMarissa Wyss
2,092 PointsTo get the count of books, you need to count the titles (not the genre).
Therefore if you change COUNT(genre) to COUNT(title) in your statement, that should deliver the result.