数据库的分页查询

--mssqlserver的分页查询语句：select top 10 * from t where id not in (select top 20 id from t order by id ) order by id ；--或者select top 10 * from t where id in (select top 20 id from t order by id) order by id desc ；--mysql的分页查询语句：select * from t order by id limit 20,10 从第20条开始检索10条数据；--oracle的分页查询语句：select * from (select rownum r,* from t where r<=30) where r>20；