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--这样? 用计算列
create table A
(
F_ClientID int,
F_UnitID int,
F_ItemID int,
F_Grade varchar(10),
F_Color varchar(10),
F_BatchNo varchar(10),
F_BarCode as cast(F_ClientID as Varchar(30))+'/'+cast(F_UnitID as Varchar(30))+'/'+cast(F_ItemID as Varchar(30))+'/'+F_Grade+'/'+F_Color+'/'+F_BatchNo
)