jpa #qm #쿼리메서드

Book 엔티티 생성@Entity@Data@Builder@AllArgsConstructor@NoArgsConstructorpublic class Book { @Id @GeneratedValue(strategy=GenerationType.IDENTITY) private Long bno; private String title; private String author; private String publisher; private int price; public Book(String title, String author, String publisher, int price) { this.title = title; this.author = author; this.publisher = publisher; ..