範例：將訂單表身(OD00D1)出貨日，批次更新為訂單表頭(OD00H)出貨日
UPDATE
OD00D1
SET
OD00D1. DeliveryDate = OD00H. DeliveryDate,
OD00D1. ProductDate = DATEADD( Day,-7 ,OD00H. DeliveryDate)
FROM
OD00D1
INNER JOIN OD00H
ON OD00D1 .ODNo = OD00H .ODNo
WHERE
OD00D1. ODNo = 'OD1606-00002'