text: -- Copyright 2018 Tanel Poder. All rights reserved. More info at http://tanelpoder.com
  -- Licensed under the Apache License, Version 2.0. See LICENSE.txt for terms & conditions.
  
  SELECT * FROM (
  	select rownum r from 
  	all_users where username like 'S%'
  	order by r desc
  )
  WHERE r NOT IN (select /*+ HASH_AJ(a) */ rownum FROM all_users a where rownum<= 2)
  and rownum <= 5
  /
  
  