sql查詢，給查詢結果添加上序號

--sql 2000
select 序號 = (select count(1) from tb where 學號 < t.學號) + 1,學號 ,姓名 from tb t
 
--sql 2005
select 序號 = row_number() over(order by 學號),學號 ,姓名 from tb
 
--oracle
select row_number() over(order by 學號) 序號,學號 ,姓名 from tb
--postsql
SELECT ROW_NUMBER () OVER ( ORDER BY A0 DESC,B0 DESC,C0 DESC ) AS rid ,* FROM t_road WHERE A0 = 'X' ORDER BY A0, B0,C0 ;