Save up to $499! Grab all Python courses for $49 or all online courses we’ve ever launched for only $169. Only Feb 11-16. Happy Valentine's!
6. The most bored cat


Incredible! You're almost at the finish line. Keep going.


Select the names of all male cats that don't have a favorite toy – that is, the value of the field fav_toy is NULL for these cats.

Stuck? Here's a hint!

When looking for unknown values we can use the IS NULL clause like this:

AND fav_toy IS NULL