[week04/장병준] 엔티티 매핑#31
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week04/[week 04] 엔티티 매핑.md
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JPA에서 엔티티 클래스의 기본 생성자가 반드시 필요한 이유가 무엇일까용..?
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기본 생성자가 있어야 한다가 공식 스펙으로 알고있었는데 찾아보니 엔티티 조회할 때 프록시 객체를 사용하는데 프록시 객체는 직접 만든 클래스를 상속하기 때문이라고 합니다~!
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