select * from user_views;

2>實際工作中關於視圖的實例一:

create or replace view v_grzhxx as
select a.id id,a.grzh grzh,a.dwzh dwzh,c.zjlx, c.zjhm zjhm,f.personal_password mima,c.xingming xingming,a.grjcjs grjcjs,
 decode((a.dwyjce+a.gryjce+a.bcyjce+a.czybte),0,'0.00',ltrim(to_char((a.dwyjce+a.gryjce+a.bcyjce+a.czybte),'9999999.99'))) yjce,(case when a.grzhzt in ('01','02') then a.grzhye else 0 end) grzhye,a.jzny jzny,
 a.grzhzt grzhzt,a.grckzhhm lmkkh,(case when a.grckzhhm=' ' then '00' else '11' end) lmkzt,
 a.khrq khrq,(case when c.xingbie='2' then '0' else '1' end) sex,c.sjhm sjh,a.zhsfdj zhdj from gjzf_gr_zz a inner join cr_gr c on a.grbh = c.grbh
 inner join gjzf_dw_zz d on a.dwzh=d.dwzh inner join cr_dw e on d.dwbh= e.dwbh left join t_sy_wt_personal_user f on f.personal_grbh=c.grbh;

3>實際工作中關於視圖的實例二:

create or replace view v_dwzhxx as
select a.id id,a.dwzh dwzh,b.dwmc dwmc,b.dwdz dwdz,b.dwfrdbxm dwfrdbxm,b.jbrxm jbrxm,b.jbrsjhm jbrsjhm,
case when b.zcrq is null then null else to_char(b.zcrq,'yyyymmdd') end dwslrq,to_char(a.khrq,'yyyymmdd') dwkhrq,
    c.mc ssjg,d.mc gjyh,b.zzjgdm zzjgdm,f.personal_password mima,round(a.dwjcbl,2) dwjcbl,round(a.grjcbl,2) zgjcbl,a.dwjcrs dwjcrs,
    a.dwzhzt, a.jzny, dwzhye,' ' zgyxm,' ' zgysjh
  from gjzf_dw_zz a inner join cr_dw b on  a.dwbh=b.dwbh left join  bm_khjg c on a.jgbm=c.bm
  left join bm_yhbm d on a.yhbm=d.yhbm  left join hr_yg_sjqx_dw e on a.dwzh=e.a003 left join t_sy_wt_personal_user f on e.userid=f.userid;

查詢用戶下所有的視圖?