주어진 테이블이 참조되는 테이블인 경우의 외래 키 관계를 찾는 법 SELECT CCU.table_name AS search_table_name, CCU.column_name AS search_column_name, KCU.table_name AS foreign_table_name, KCU.column_name AS foreign_column_name, KCU.constraint_name AS foreign_constraint_name FROM information_schema.table_constraints AS TC JOIN information_schema.key_column_usage AS KCU ON TC.constraint_name = KCU.constraint_name JOIN informat..