Tj board #31
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상민님 오랫만입니다. ㅎㅎ
게시물 좋아요 기능에 대해서 테이블을 따로 분리했는데,
게시물 조회할때 기본적으로 게시물 좋아요 갯수를 출력해줘야하는데 그럼 게시물 1개 조회할때마나 좋아요 테
이블에 가서 해당 게시물에 대한 좋아요 갯수를 가져와야 되잖아요??
그래서, 좋아요 갯수에 대해서는 게시물 테이블에 컬럼하나 추가하는 방식으로 바꿨습니다.
그런데, 이렇게 할 경우 좋아요를 누르거나 취소할때, 게시물 테이블에있는 좋아요 갯수 컬럼 값변경 및 좋아요 테이블에 있는 컬럼 추가/삭제 작업이 필요한데요... 즉, 2개의 작업의 트랜잭션이 필요할거 같은데.. 어떻게 하면 좋을지 리뷰 뷰탁드립니당.