public NL_DM_Chuyen_Mon_Chi_Tiet Lay(int Ma_Chuyen_Mon)
        {
            using (SqlConnection myConnection = new SqlConnection(ConnectionString))
            {
                using (SqlCommand myCommand = new SqlCommand("NL_DM_Chuyen_Mon_Lay", myConnection))
                {
                    myCommand.CommandType = CommandType.StoredProcedure;

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

                    SqlDataAdapter myAdapter = new SqlDataAdapter();
                    DataSet        myDataSet = new DataSet();
                    myConnection.Open();
                    myAdapter.SelectCommand = myCommand;
                    myAdapter.Fill(myDataSet, "NL_DM_Chuyen_Mon_Chi_Tiet");
                    NL_DM_Chuyen_Mon_Chi_Tiet myNL_DM_Chuyen_Mon_Chi_Tiet = new NL_DM_Chuyen_Mon_Chi_Tiet();
                    if (myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"] != null)
                    {
                        myNL_DM_Chuyen_Mon_Chi_Tiet.Ma_Chuyen_Mon   = Ma_Chuyen_Mon;
                        myNL_DM_Chuyen_Mon_Chi_Tiet.Ten_Chuyen_Mon  = myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Ten_Chuyen_Mon"] != DBNull.Value ? (string)myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Ten_Chuyen_Mon"] : (string)null;
                        myNL_DM_Chuyen_Mon_Chi_Tiet.Loai_Chuyen_Mon = myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Loai_Chuyen_Mon"] != DBNull.Value ? (string)myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Loai_Chuyen_Mon"] : (string)null;
                        myNL_DM_Chuyen_Mon_Chi_Tiet.Cap_Do          = myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Cap_Do"] != DBNull.Value ? (int?)myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Cap_Do"] : (int?)null;
                        myNL_DM_Chuyen_Mon_Chi_Tiet.Linh_Vuc        = myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Linh_Vuc"] != DBNull.Value ? (int?)myDataSet.Tables["NL_DM_Chuyen_Mon_Chi_Tiet"].Rows[0]["Linh_Vuc"] : (int?)null;
                    }
                    return(myNL_DM_Chuyen_Mon_Chi_Tiet);
                }
            }
        }
        public void Cap_Nhat(NL_DM_Chuyen_Mon_Chi_Tiet myNL_DM_Chuyen_Mon_Chi_Tiet)
        {
            using (SqlConnection myConnection = new SqlConnection(ConnectionString))
            {
                using (SqlCommand myCommand = new SqlCommand("NL_DM_Chuyen_Mon_Cap_Nhat", myConnection))
                {
                    myCommand.CommandType = CommandType.StoredProcedure;

                    SqlParameter pMa_Chuyen_Mon = new SqlParameter("@Ma_Chuyen_Mon", SqlDbType.Int, 4);
                    pMa_Chuyen_Mon.Value = myNL_DM_Chuyen_Mon_Chi_Tiet.Ma_Chuyen_Mon;
                    myCommand.Parameters.Add(pMa_Chuyen_Mon);

                    SqlParameter pTen_Chuyen_Mon = new SqlParameter("@Ten_Chuyen_Mon", SqlDbType.NVarChar, 200);
                    pTen_Chuyen_Mon.Value = myNL_DM_Chuyen_Mon_Chi_Tiet.Ten_Chuyen_Mon;
                    myCommand.Parameters.Add(pTen_Chuyen_Mon);

                    SqlParameter pLoai_Chuyen_Mon = new SqlParameter("@Loai_Chuyen_Mon", SqlDbType.Char, 1);
                    pLoai_Chuyen_Mon.Value = myNL_DM_Chuyen_Mon_Chi_Tiet.Loai_Chuyen_Mon;
                    myCommand.Parameters.Add(pLoai_Chuyen_Mon);

                    SqlParameter pCap_Do = new SqlParameter("@Cap_Do", SqlDbType.Int, 4);
                    pCap_Do.Value = myNL_DM_Chuyen_Mon_Chi_Tiet.Cap_Do;
                    myCommand.Parameters.Add(pCap_Do);

                    SqlParameter pLinh_Vuc = new SqlParameter("@Linh_Vuc", SqlDbType.Int, 4);
                    pLinh_Vuc.Value = myNL_DM_Chuyen_Mon_Chi_Tiet.Linh_Vuc;
                    myCommand.Parameters.Add(pLinh_Vuc);

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