oracle 創建一個視圖，而後受權其餘用戶訪問

grant select on V_LIC_ENTRY_HZ_STATUS to ielicr2013;

 

create or replace view dept_sum_vw
(name,minsal,maxsal,avgsal)
as
select d.dname,min(e.sal),max(e.sal),avg(e.sal)
from emp e,dept d
where e.deptno=d.deptno
group by d.dname;