MySqlParameter p1 = new MySqlParameter("id", MySqlDbType.Int32);

            p1.Value = sid;

              MySqlParameter p2 = new MySqlParameter("result", MySqlDbType.Int32);

            p2.Direction = ParameterDirection.Output;

             MySqlParameter[] ps = { p1, p2 };

            DbHelperMySQL.ExecuteProc("up_delNode", ps);

    SQLServer同上