SELECT REQS.INVENTORY_ITEM_ID , REQS.COMPILE_DESIGNATOR , REQS.ORGANIZATION_ID , CAL.PERIOD_START_DATE , SUM(DECODE(DAILY_DEMAND_RATE , NULL , USING_REQUIREMENTS_QUANTITY , DAILY_DEMAND_RATE)) FROM BOM_PERIOD_START_DATES CAL , BOM_CALENDAR_DATES DATES , MTL_PARAMETERS PARAM , MRP_PLANS PLANS , MRP_GROSS_REQUIREMENTS REQS WHERE CAL.EXCEPTION_SET_ID = PARAM.CALENDAR_EXCEPTION_SET_ID AND CAL.CALENDAR_CODE = PARAM.CALENDAR_CODE AND CAL.PERIOD_START_DATE <= PLANS.CUTOFF_DATE AND DATES.CALENDAR_DATE >= CAL.PERIOD_START_DATE AND DATES.CALENDAR_DATE < CAL.NEXT_DATE AND DATES.EXCEPTION_SET_ID = PARAM.CALENDAR_EXCEPTION_SET_ID AND DATES.CALENDAR_CODE = PARAM.CALENDAR_CODE AND DATES.SEQ_NUM IS NOT NULL AND DATES.CALENDAR_DATE BETWEEN REQS.USING_ASSEMBLY_DEMAND_DATE AND DECODE(DAILY_DEMAND_RATE , NULL , REQS.USING_ASSEMBLY_DEMAND_DATE , REQS.ASSEMBLY_DEMAND_COMP_DATE) AND PARAM.ORGANIZATION_ID = REQS.ORGANIZATION_ID AND PLANS.ORGANIZATION_ID = REQS.ORGANIZATION_ID AND PLANS.COMPILE_DESIGNATOR = REQS.COMPILE_DESIGNATOR GROUP BY REQS.COMPILE_DESIGNATOR , REQS.ORGANIZATION_ID , REQS.INVENTORY_ITEM_ID , CAL.PERIOD_START_DATE