public HT_Nguoi_Dung_Don_Vi_Chi_Tiet Lay(int Nguoi_Dung_Don_Vi)
        {
            using (SqlConnection myConnection = new SqlConnection(ConnectionString))
            {
                using (SqlCommand myCommand = new SqlCommand("HT_Nguoi_Dung_Don_Vi_Lay", myConnection))
                {
                    myCommand.CommandType = CommandType.StoredProcedure;

                    SqlParameter pNguoi_Dung_Don_Vi = new SqlParameter("@Nguoi_Dung_Don_Vi", SqlDbType.Int, 4);
                    pNguoi_Dung_Don_Vi.Value = Nguoi_Dung_Don_Vi;
                    myCommand.Parameters.Add(pNguoi_Dung_Don_Vi);

                    SqlParameter pMa_Nguoi_Dung = new SqlParameter("@Ma_Nguoi_Dung", SqlDbType.Int, 4);
                    pMa_Nguoi_Dung.Direction = ParameterDirection.Output;
                    myCommand.Parameters.Add(pMa_Nguoi_Dung);

                    SqlParameter pMa_Don_Vi = new SqlParameter("@Ma_Don_Vi", SqlDbType.Int, 4);
                    pMa_Don_Vi.Direction = ParameterDirection.Output;
                    myCommand.Parameters.Add(pMa_Don_Vi);


                    myConnection.Open();
                    myCommand.ExecuteNonQuery();


                    HT_Nguoi_Dung_Don_Vi_Chi_Tiet myHT_Nguoi_Dung_Don_Vi_Chi_Tiet = new HT_Nguoi_Dung_Don_Vi_Chi_Tiet();
                    myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Nguoi_Dung_Don_Vi = Nguoi_Dung_Don_Vi;
                    myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Ma_Nguoi_Dung     = (int)pMa_Nguoi_Dung.Value;
                    myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Ma_Don_Vi         = (int)pMa_Don_Vi.Value;
                    return(myHT_Nguoi_Dung_Don_Vi_Chi_Tiet);
                }
            }
        }
        public void Cap_Nhat(HT_Nguoi_Dung_Don_Vi_Chi_Tiet myHT_Nguoi_Dung_Don_Vi_Chi_Tiet)
        {
            using (SqlConnection myConnection = new SqlConnection(ConnectionString))
            {
                using (SqlCommand myCommand = new SqlCommand("HT_Nguoi_Dung_Don_Vi_Cap_Nhat", myConnection))
                {
                    myCommand.CommandType = CommandType.StoredProcedure;

                    SqlParameter pNguoi_Dung_Don_Vi = new SqlParameter("@Nguoi_Dung_Don_Vi", SqlDbType.Int, 4);
                    pNguoi_Dung_Don_Vi.Value = myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Nguoi_Dung_Don_Vi;
                    myCommand.Parameters.Add(pNguoi_Dung_Don_Vi);

                    SqlParameter pMa_Nguoi_Dung = new SqlParameter("@Ma_Nguoi_Dung", SqlDbType.Int, 4);
                    pMa_Nguoi_Dung.Value = myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Ma_Nguoi_Dung;
                    myCommand.Parameters.Add(pMa_Nguoi_Dung);

                    SqlParameter pMa_Don_Vi = new SqlParameter("@Ma_Don_Vi", SqlDbType.Int, 4);
                    pMa_Don_Vi.Value = myHT_Nguoi_Dung_Don_Vi_Chi_Tiet.Ma_Don_Vi;
                    myCommand.Parameters.Add(pMa_Don_Vi);


                    myConnection.Open();
                    myCommand.ExecuteNonQuery();
                }
            }
        }