ORACLE查询第N到M条数据

句式1：

SELECT * FROM (SELECT tb.*,rownum RN FROM
(查询sql语句)
tb where rownum<=M) where rn>N

句式2：

select * from (
select tb.*, row_number() over(order by  列名 desc)
rownumber from
(

查询sql语句

) tb [where条件]
) where rownumber between N and M;