Relationship 6 Spring JPA[상속관계] Jun 10, 2023 Spring JPA[N:N] May 28, 2023 Spring JPA[1:1] May 28, 2023 Spring JPA[N:1,1:N] May 27, 2023 Spring JPA[연관관계 주인] May 25, 2023 Spring JPA[연관관계] May 21, 2023