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declare @ID varchar(10)
set @ID=9 --¸ù½Úµã
declare @i int --¼¶Êý
declare @t table(ID varchar(10),ParentID varchar(10),Level int)
set @i = 1
insert into @t select @ID,0,0 --µ±Ç°¼¶£¬±¾¼¶£¬Èç¹û²»ÒªµÄ»°¿ÉÒÔ×¢Ê͵ô»òÔÙ¼Ó¸ö²ÎÊýÀ´Ñ¡Ôñ²Ù×÷
insert into @t select ID,ParentID,@i from t_menuprivilege where ParentID = @ID
while @@rowcount<>0
begin
set @i = @i + 1
insert into @t
select
a.ID,a.ParentID,@i
from
t_menuprivilege a,@t b
where
a.ParentID=b.ID and b.Level = @i-1
end
select * from @t
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SqlCommand com = new SqlCommand("select * from myuser where username=@UserName and password=@Pwd", con);
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