CREATE TABLE gymnast (gymnast_id NUMBER, floor_exercise_points NUMBER, pommel_horse_points NUMBER, rings_points NUMBER, vault_points NUMBER, parallel_bars_points NUMBER, horizontal_bar_points NUMBER, total_points NUMBER)
CREATE TABLE people (people_id NUMBER, name CLOB, age NUMBER, height NUMBER, hometown CLOB)

Return the age of the person with the greatest height.
SELECT age FROM people ORDER BY height DESC LIMIT 1
SELECT "age" FROM "people" ORDER BY "height" DESC FETCH FIRST 1 ROWS ONLY