https://platform.stratascratch.com/coding/10353-workers-with-the-highest-salaries?code_type=3 StrataScratch platform.stratascratch.com 코드 SELECT worker_title FROM worker JOIN title ON worker_id = worker_ref_id WHERE salary = ( SELECT max(salary) FROM worker ); cs 풀이 1. 서브 쿼리를 만들어 줍니다. 2. 서브 쿼리의 값과 같을 때를 WHERE로 구분합니다.