MTL_SAFETY_STOCKS 沒有 '04G185009492'

 SELECT COUNT(*)
           FROM MTL_SAFETY_STOCKS s
--     INNER JOIN mtl_parameters             e  ON e.organization_id     = s.organization_id  --sn.organization_id
--                                             AND e.organization_code   = 'T21'
     INNER JOIN mtl_system_items_b      b  ON s.organization_id     = b.organization_id
                                          AND s.inventory_item_id   = b.inventory_item_id
                                          AND b.segment1 ='04G185009492'