private string SelectDt(string MashineID)
        {
            string[]  arrField = new string[1];
            string[]  arrValue = new string[1];
            string    rtstr    = "error";
            DataTable dt;

            try
            {
                string tablename = "sfcdata.barautbind";
                OraDB  oraDB     = new OraDB(SQL_ora_server, SQL_ora_user, SQL_ora_pwd);
                if (oraDB.isConnect())
                {
                    arrField[0] = "BB01";
                    arrValue[0] = MashineID;
                    DataSet s = oraDB.selectSQLwithOrder(tablename.ToUpper(), arrField, arrValue);
                    dt = s.Tables[0];
                    if (dt.Rows.Count > 0)
                    {
                        rtstr = (string)dt.Rows[0]["BB01"] + ";" + (string)dt.Rows[0]["BB02"] + ";" + (string)dt.Rows[0]["BB03"] + ";" + (string)dt.Rows[0]["BB04"] + ";" + (string)dt.Rows[0]["BLUID"] + ";" + (string)dt.Rows[0]["BB06"] + ";" + (string)dt.Rows[0]["BB07"];
                    }
                }
                oraDB.disconnect();
            }
            catch (Exception ex)
            {
                Log.Default.Error("Class1.SelectDt", ex.Message);
            }
            return(rtstr);
        }