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create table stut
(
  id int,
  na varchar(20)
)
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insert into stut values(1,'aa')
insert into stut values(2,'bb')
insert into stut values(3,'df')
insert into stut values(4,'Öйú')
select * from stut
--¸ù¾Ý'df,aa,Öйú,bb'À´½øÐÐÅÅÐò
select * from stut order by charindex(left(na,2),'df,aa,Öйú,bb') desc


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