2010-03-19 21 views

回答

0

CREATE:

CREATE MATERIALIZED VIEW example_mview 
AS 
SELECT * FROM table_name 

REFRESH:

REFRESH被簡單地用於像exec dbms_mview.refresh('example_mview');

或類似

012的結構內

REFRESH +刷新如何

CREATE MATERIALIZED VIEW example_mview  
    REFRESH COMPLETE 
    AS 
    SELECT * FROM table_name 

前。

REFRESH FAST 
REFRESH COMPLETE 
REFRESH FAST ON DEMAND 

請參閱其他選項的文檔。