CREATE TABLE film (title VARCHAR2, film_id VARCHAR2)
CREATE TABLE inventory (film_id VARCHAR2)

Which film has the most copies in the inventory? List both title and id.
SELECT T1.title, T1.film_id FROM film AS T1 JOIN inventory AS T2 ON T1.film_id = T2.film_id GROUP BY T1.film_id ORDER BY COUNT(*) DESC LIMIT 1
SELECT "T1"."title", "T1"."film_id" FROM "film" "T1" JOIN "inventory" "T2" ON "T1"."film_id" = "T2"."film_id" GROUP BY "T1"."film_id" ORDER BY COUNT(*) DESC FETCH FIRST 1 ROWS ONLY