LargeProject.java

package jpql.query;

import java.util.Date;
import javax.persistence.Basic;
import javax.persistence.Entity;
import javax.persistence.OneToOne;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

@Entity
public class LargeProject extends Project {

    @Basic
    private String category;

    @Basic
    @Temporal(TemporalType.DATE)
    private Date endDate;

    @OneToOne
    private Project parent;

    @Basic
    @Temporal(TemporalType.DATE)
    private Date startDate;

    public LargeProject() {
        super();
    }
}