public int Update(ProductJobRecord info)
        {
            string commandText = string.Format("update ProductJobRecord set productID={0}, num={1}, arrivalNum={2}  where ID={3}",
                                               info.ProductID, info.Number, info.ArrivalNum, info.ID);

            return(DbHelperAccess.executeNonQuery(commandText));
        }
        public int Insert(ProductJobRecord info)
        {
            try
            {
                //string commandText = @"insert into Users(userName,userPassword,userLevel,userPhone,userAddress) values (
                //?userName,?userPassword,?userLevel,?userPhone,?userAddress)";
                string commandText = string.Format("insert into ProductJobRecord(productID, num, jobID) values('{0}', '{1}', '{2}')",
                                                   info.ProductID, info.Number, info.JobID);

                return(DbHelperAccess.executeNonQuery(commandText));
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }