我试图让我的物化视图在每天早上 8:00 自动刷新。我已经编写了以下代码,但没有得到想要的输出:
CREATE MATERIALIZED VIEW empl_M_V
ORGANIZATION HEAP PCTFREE 10 PCTUSED 0 INITRANS 2 MAXTRANS 255 NOCOMPRESS
NOLOGGING STORAGE(INITIAL 524288 NEXT 524288 MINEXTENTS 1
MAXEXTENTS 2147483645 PCTINCREASE 0 FREELISTS 1
FREELIST GROUPS 1 BUFFER_POOL DEFAULT)
TABLESPACE "MITG_DATA"
USING INDEX
REFRESH START WITH TO_DATE('10-jul-2012 20:09:00', 'DD-Mon-YYYY HH24:MI:SS')
NEXT ROUND(SYSDATE+1 )+ 8/24 + 30/1440
AS
SELECT * from support
请帮帮我