[英]SQL Server 2008: update date from row in same column
我已经看过很多这个问题了,但是我似乎无法使我的SQL正常工作,因此希望有人可以提供帮助。 我已经确认此代码可在Access中使用,但不适用于SQL Server 2008。
UPDATE shop_orders AS t1, shop_orders AS t2
SET t1.shipstreet1 = t2.shipstreet1,
t1.shipstreet2 = t2.shipstreet2,
t1.shipcity = t2.shipcity,
t1.shipregionstate = t2.shipregionstate
WHERE t1.orderid=3292
AND t2.orderid=3641;
建议吗?
在SQL Server的T-SQL中, UPDATE
子句中不能有多个表,也不能为该表提供表别名。
你需要使用:
UPDATE shop_orders
FROM shop_orders AS t2
SET shipstreet1 = t2.shipstreet1,
shipstreet2 = t2.shipstreet2,
shipcity = t2.shipcity,
shipregionstate = t2.shipregionstate
WHERE shop_orders.orderid = 3292
AND t2.orderid = 3641;
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