Feature/23 게층적 권한 적용하기

[bagjuna]

#️⃣ Issue Number

#23

📝 요약(Summary)

• ROLE_ADMIN > ROLE_MANAGER
• ROLE_ADMIN > ROLE_DBA
• ROLE_MANAGER > ROLE_USER
• ROLE_DBA > ROLE_USER

이미지

관계 알아보기

WITH RECURSIVE RoleInheritance (ancestor_role_name, descendant_role_name) AS (
-- 1. 앵커 멤버: 직접적인 부모-자식 관계
SELECT
PARENT.role_name AS ancestor_role_name,
CHILD.role_name AS descendant_role_name
FROM ROLE_HIERARCHY CHILD
JOIN ROLE_HIERARCHY PARENT
ON CHILD.parent_id = PARENT.id

UNION ALL

-- 2. 재귀 멤버: 간접적인 상속 관계까지 추적
SELECT
    RI.ancestor_role_name,
    GRAND_CHILD.role_name AS descendant_role_name
FROM RoleInheritance RI
         -- 여기서 일반적인 JOIN을 사용하여 스칼라 서브쿼리를 대체합니다.
         JOIN ROLE_HIERARCHY GRAND_PARENT ON GRAND_PARENT.role_name = RI.descendant_role_name
         JOIN ROLE_HIERARCHY GRAND_CHILD ON GRAND_CHILD.parent_id = GRAND_PARENT.id

)
SELECT * FROM RoleInheritance;

ancestor_role_name	descendant_role_name
ROLE_ADMIN	ROLE_MANAGER
ROLE_ADMIN	ROLE_DBA
ROLE_MANAGER	ROLE_USER
ROLE_DBA	ROLE_USER
ROLE_ADMIN	ROLE_USER
ROLE_ADMIN	ROLE_USER