關於HQL簡單的問題(Hibernate查詢語言)問題使用Hibernate與註釋的Java
,所以我有用戶類,可容納的項目清單,我如何藉此從數據庫中視在一個用戶名,
這是我拿出我的用戶
String username = "stephen";
YFUser user = (YFUser) session.createQuery(
"select u FROM YFUser u where u.username = :username")
.setParameter("username", name).uniqueResult();
,但我想拿出的項目清單
這裏是項目列表中的類YFUser(我的用戶類);
我將如何查詢數據庫來獲取項目
@Entity
@Table(name = "yf_user_table")
public class YFUser implements Serializable,ILightEntity {
.........
@OneToMany(cascade = CascadeType.ALL,fetch = FetchType.LAZY)
@JoinTable(name = "YFUSER_JOIN_PROJECT", joinColumns = {
@JoinColumn(name = "user_id") }, inverseJoinColumns = {
@JoinColumn(name = "project_id") })
private List<Project> projects = new ArrayList<Project>();