select top 10 * from (select top 30 *,ROW_NUMBER() over (order by readerid desc) as rows1 from reader ) as a1 where rows1 >=21
转载于:https://www.cnblogs.com/a12-3/archive/2010/07/17/1779365.html
转载于:https://www.cnblogs.com/a12-3/archive/2010/07/17/1779365.html