查询某表中的第30到40行的数据(oracle和SQLServer两种类型,假定表中有唯一递增字段ID)

Oracle:

Select * from (select  rownum r,e.* from tablename e) t where t.r>30 and t.r<40;

Sqlserver:

Select  top 10  *  from tablename where id not in (select  top 30 id from tablename order by id )order by id;