HI, i have two tables 1.dept and 2. emp i am using 1-many association to retrieve the data. assume hql: select * from dept where deptno=10; when i run this hql query assume: i am getting 1 row of dept data and associated 5 rows of emp data. Now i am removing 2 rows from emp list.And assigning the emp list to dept like: Dept dept = new Dept(); dept.setEmpList(empList)//after removing 2 rows. sesion.save(dept); After if i save dept, the removed employees are still in db. How to delete these employees from database.