Spring boot
[query Optimization] rdb와 객체의 차이에 대해
@Entity @Builder @AllArgsConstructor @NoArgsConstructor @Getter public class Friend { @Id @GeneratedValue(strategy = GenerationType.IDENTITY) private Long id; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "from_member") @JsonIgnore private ClubMember fromMember; @ManyToOne(fetch = FetchType.LAZY) @JoinColumn(name = "to_member") @JsonIgnore private ClubMember toMember; @Enumerated(EnumTyp..
