[Eldar9x]

сделал :

    queryRun.reset();
            RPayCalendarTimeTable = queryRun.get(tableNum(RPayCalendarTimeTable));
            do
            {
                while select rPayEmplTblSum1
                    where rPayEmplTblSum1.EmplId == emplTable.EmplId &&
                          rPayEmplTblSum1.PayPeriod >= dateStartMth(_payPeriod) &&
                          rPayEmplTblSum1.PayPeriod <= endMth(_payPeriod) &&
                          (rPayEmplTblSum1.TimeCode == RPayCalendarTimeTable.PayCalendarTimeCode || !RPayCalendarTimeTable.PayCalendarTimeCode)
                {
                      FactSum += rPayEmplTblSum1.HourFact;
                      SheduleSum += rPayEmplTblSum1.HourSchedule;
                }
            }
            while (queryRun.next());