CREATE TABLE actor (Musical_ID VARCHAR); CREATE TABLE musical (Name VARCHAR, Musical_ID VARCHAR)
SELECT T2.Name, COUNT(*) FROM actor AS T1 JOIN musical AS T2 ON T1.Musical_ID = T2.Musical_ID GROUP BY T1.Musical_ID
แสดงชื่อละครเพลงและจำนวนนักแสดงที่ร่วมแสดงละครเพลง
Show names of musicals and the number of actors who have appeared in the musicals.