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미션 진행도
userDao의 update()와 FindAll() 구현 완료했습니다.
배운점
erd를 설계해보며 db 설계에 대한 다양한 고민을 해 볼수 있었고 테이블 설계에 있어 어려움을 느꼈습니다. 더 연습해 봐야 할 것 같습니다.!
(다대다 관계를 어떻게 분리해야 하는지, 연관관계가 어떻게 매핑되는지)