Who is the composer for track named "Balls to the Wall";
select composer from tracks where name = "Balls to the Wall";
How long is it?
select milliseconds from tracks where name = "Balls to the Wall";
How about its price?
select unit_price from tracks where name = "Balls to the Wall";
the title of the album it belongs to?
select t1.title from albums as t1 join tracks as t2 on t1.id = t2.album_id where t2.name = "Balls to the Wall";