배경public class Store extends BaseEntity { . . @OneToOne(mappedBy = "store", cascade = CascadeType.ALL, orphanRemoval = true, fetch = FetchType.LAZY) private ReservationPolicy reservationPolicy;}public class ReservationPolicy extends BaseEntity { . . . @OneToOne(fetch = FetchType.LAZY) @JoinColumn(name = "store_id") private Store store;}Store과 ReservationPolicy는 일대일..
