oracle分页查询rownum之变化部分
分页查询之基本机构 SQL> select *from (select a1.* ,rownum rn from (select *from emp) a1 where rownum<=10) where rn>5; EMPNO ENAME JOB MGR HIREDATE SAL COMM DEPTNO RN ----- ---------- --------- ----- ----------- --------- --------- ------ ---------- 7698 BLAKE