When PR writes back all material planning PRs, the logic of sequential consideration of net demand + minimum purchase lot + safety stock + rounding value

The logic of considering net requirements + minimum purchase lot + safety stock + rounding value in all material planning PR 20171207-1228.docx

SELECT SAFE_QTY,A.* FROM SAP_MARC A where MATNR='000000104005000047' and WERKS='2023';  --SAFE_QTY：安全库存
SELECT MIN_LOT_SIZE,LOTSIZE_INCREMENT,A.* FROM IN_SUPPLIER_ITEM A  where item_id='000000104005000047' ; -- MIN_LOT_SIZE最小采购批量   LOTSIZE_INCREMENT舍入值
SELECT PR_CONSOLIDATE_DAYS,A.* FROM IN_ITEM_SITE A  where item_id=' 000000104005000047 ' ;    -- time interval WB7 TB1 EX0 W2_14 T3_3 for PR under merge