create trigger tri_update_pwd
on admin
for update
as
declare @password varchar(50)
declare @user varchar(50)
if update([password])
begin
select @user=inserted.admin,@password=inserted.[password]
from inserted,admin
where inserted.admin=admin.admin
update openrowset('sqloledb','10.91.*。*';'sa';'pwd',barcodep.dbo.admin) set [password]=@password
where admin=@user --openrowset打开远程数据库的某一个表
end