HQL查询无法显示

Question

hibernate-release-5.2.9.Finaljunit4.9mysql使用5.1.29package hibernate;import java.util.Date;import java.util.List;import org.hibernate.Query;import org.hibernate.Session;import org.hibernate.SessionFactory;import org.hibernate.Transaction;import org.hibernate.boot.registry.StandardServiceRegistryBuilder;import org.hibernate.cfg.Configuration;import org.hibernate.service.ServiceRegistry;import org.junit.After;import org.junit.Before;import org.junit.Test;public class StudentsTest {   private SessionFactory sessionFactory;   private Session session;   private Transaction transaction; @Before public void init(){ //创建配置对象 Configuration config=new Configuration().configure(); config.addClass(Student.class); //创建服务注册对象 ServiceRegistry serviceRegistry =new StandardServiceRegistryBuilder().applySettings(config.getProperties()).build(); //创建会话工厂对象 sessionFactory=config.buildSessionFactory(serviceRegistry); //会话对象 session=sessionFactory.openSession(); //开启事物 transaction=session.beginTransaction(); } @After public void destroy(){ transaction.commit();//提交事物 session.close();//关闭会话 sessionFactory.close();//关闭会话工厂 }  @Test        public void teststudent(){     String sql="from Student";     Query<Student> query=session.createQuery(sql);          List<Student> stu=query.list();          for(Student s:stu)     {     System.out.println("name"+stu);          }             }

Answer 1

重写Student 的toString()方法， 然后这样写

for(Student s:stu)
     {
     System.out.println("name"+stu.toString());
     }

谢谢采纳！