List the name of playlist which has number of tracks greater than 100.
create table playlist_tracks (playlist_id varchar, track_id varchar, PRIMARY KEY (playlist_id)); create table playlists (name varchar, id varchar, PRIMARY KEY (name))
select t2.name from playlist_tracks as t1 join playlists as t2 on t2.id = t1.playlist_id group by t1.playlist_id having count(t1.track_id) > 100