CREATE TABLE actor (actor_id DECIMAL, name TEXT, musical_id DECIMAL, character TEXT, duration TEXT, age DECIMAL)
CREATE TABLE musical (musical_id DECIMAL, name TEXT, year DECIMAL, award TEXT, category TEXT, nominee TEXT, result TEXT)

Return the characters for actors, ordered by age descending.
SELECT character FROM actor ORDER BY age DESC
SELECT "character" FROM "actor" ORDER BY "age" DESC NULLS LAST