public void insertOperation(student s)
        {
            STUDENT_DETAIL s1 = new STUDENT_DETAIL()
            {
                NAME = s.NAME, BRANCH = s.BRANCH, DIVISION = s.DIVISION, SCORE = s.SCORE
            };

            entity.STUDENT_DETAIL.Add(s1);
            entity.SaveChanges();
        }
        public void SaveUpdate(STUDENT_DETAIL s)
        {
            STUDENT_DETAIL newStudent = entity.STUDENT_DETAIL.Where(c => c.ID == s.ID).SingleOrDefault();

            entity.SaveChanges();
        }
        public STUDENT_DETAIL updateOperation(string name)
        {
            STUDENT_DETAIL sDetail = entity.STUDENT_DETAIL.Where(s => s.NAME == name).SingleOrDefault();

            return(sDetail);
        }