(2) 다양한 매핑 사용

import javax.persistence.*;
import java.util.Date;
@Entity
@Table(name="MEMBER")
public class Member {
    @Id
    @Column(name = "ID")
    private String id;
    @Column(name = "NAME", nullable = false, length = 10) //추가
    private String username;
    private Integer age;
    @Enumerated(EnumType.STRING)
    private RoleType roleType;
    @Temporal(TemporalType.TIMESTAMP)
    private Date createdDate;
    @Temporal(TemporalType.TIMESTAMP)
    private Date lastModifiedDate;
    @Lob
    private String description;
    @Transient
    private String temp;
    //Getter, Setter
    ...
}
public enum RoleType {
    ADMIN, USER
}