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Databases Reporting with SQL Aggregate and Numeric Functions Counting Groups

Jason Kirkpatrick
Jason Kirkpatrick
2,117 Points
Posted by Jason Kirkpatrick
Jason Kirkpatrick
2,117 Points

Can't seem to get this, though I think I'm counting the numbers of books in each genre instead of each genre. How?

SELECT DISTINCT COUNT(genre) as total_genres FROM books GROUP BY genre;

1 Answer

Steven Parker
Steven Parker
231,275 Points
Steven Parker
Steven Parker
231,275 Points

In task 2, it's the genres you want to be unique, not the count itself. Also, you won't need to use grouping for this one.