Hibernate面向JPA编程 映射元数据

@Entity

@Table(name = "person")

public class Person {

@Id

@GeneratedValue(generator = "system-uuid")

    @GenericGenerator(name = "system-uuid", strategy = "uuid")

    @Column(length = 32)

private String id;

@Column(name = "name", nullable = false, length = 10)

private String name;

@Enumerated(EnumType.STRING) @Column(length=5,name="gender",nullable=false)

private Gender gender=Gender.MAN;

@Temporal(TemporalType.DATE)

private Date birthday;