Hibernate Mysql注解设置自动增长列

@Entity 

@Table(name = "T_POWER") 

public class Power extends BaseEntity<Power, Long> { 


 // 权限ID 

 @Id 

 @GeneratedValue(strategy = GenerationType.IDENTITY) 

 @GenericGenerator(name = "persistenceGenerator", strategy = "increment") 

 @Column(name = "SYS_ID") 

 private long mlPowerId;