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[JPA] N+1 문제 - 실습 및 해결방안

도메인

Member(N) : Team(1) 연관관계로 테스트

테스트

  1. Member와 Team은 양방향으로 매핑
  2. Member.team (Eager), Team.members (Lazy) 전략일 때
  3. Member.team (Lazy), Team.members (Lazy) 전략일 때
  4. 해결(1) - FetchJoin 사용
  5. 해결(2) - Entity�Graph 사용

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