while updating datetime field using new Date() function, it having date part but it time part will be (00.00.00), Insertion it does,t have any problem 2013-08-02 12:57:09 ,but in updation it works like 2013-08-02 00:00:00....
session.createQuery(
"update DeviceDetails u set u.statusUpDate=:statusUpDate where u.id=:dID")
.setDate("statusUpDate", new Date())
.setInteger("dID",dID).executeUpdate();
session.getTransaction().commit()