Question

hibernate连接不到oracle 11g oracle SQL developer同一用户可以连接

package many2one;

import org.hibernate.Session;
import org.hibernate.SessionFactory;
import org.hibernate.cfg.Configuration;

public class TestMany2one {
static SessionFactory sf;

public static void main(String[] args) {
Configuration cfg=new Configuration().configure();

sf=cfg.buildSessionFactory();

create();
read();
update();
delete();
sf.close();
}
public static void create(){

Session session= sf.openSession();

Dept d=new Dept();
d.setName("IT");
d.setTelephone("1111111");
session.save(d);

Employee e=new Employee();
e.setName("w");
e.setAge(18);
e.setGender("男");
e.setDepart(d);
session.save(e);

session.beginTransaction().commit();
session.close();
sf.close();
}
public static void read(){

Session session= sf.openSession();
Employee e=(Employee) session.get(Employee.class, 1);
System.out.println(e);
System.out.println(e.getDepart());

}
public static void update(){
Session session =sf.openSession();
Employee e=(Employee) session.get(Employee.class, 1);
e.setName("123123");
session.update(e);
}

public static void delete(){
Session session =sf.openSession();
Employee e=new Employee();

}
}





Answer 1

建议将错误贴出来，如果配置没有问题的话，建议你查看数据库连接包有没有问题？

Answer 2

可能和oracle的配置有关系。