select
    SALES_DATE as SAL_DATE,
    TBLA.SALES_NO as NO,
    ITEM_CODE as ITEM_CODE,
    SALES_QTY as SAL_QTY,
    DELIVERED_QTY as DEL_QTY,
    case
        when DELIVERED_QTY == 0 then '未出荷'
        when DELIVERED_QTY != 0  and SALES_QTY > DELIVERED_QTY then '一部出荷'
        when SALES_QTY == DELIVERED_QTY then '出荷済'
    end as 'SHIP_STS'
from
    SALES as TBLA
left outer join SALES_DTL as TBLB on TBLA.SALES_NO = TBLB.SALES_NO
order by
    1 desc,2,3