static void Main(string[] args)

        {

            string sql = "insert into StudentC(Stuid, Stuname, Stupass) values(@Stuid,@Stuname,@Stupass)";

            OracleParameter[] parameters =

            {

                new OracleParameter("@Stuid",OracleDbType.Int32,),

                new OracleParameter("@Stuname",OracleDbType.Varchar2,),

                new OracleParameter("@Stupass",OracleDbType.Varchar2,)

            };

            parameters[].Value = ;

            parameters[].Value = "疯了";

            parameters[].Value = "studen";

            Db_Helper_DG.ExecuteNonQuery(sql, CommandType.Text,parameters);

        }