sql 分頁查詢

sqlserver 分页查询：

select top 5 * from file_info where fileId not in
(select top 0 fileId from file_info order by pubTime desc) order by pubTime desc

 

oracle 分页查询：

 

 

select * from   
(  
select A.*, rownum RN   
from (select * from askInfo) A   
where rownum <= 40  
)  
where RN >= 21