import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id", length = 11, nullable = false)
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id", length = 11, nullable = false)