oracle 應用開發總結(基礎篇下)

 (3)索引
      --|創建索引

                create index aaa on zmb(name)
                select id ,name ,age from zmb where name='hxq';

--|更改索引
                alter index aaa rebuild bbb;
--|刪除索引
                   drop index aaa;
(4)視圖
       --|創建視圖
                  create [or replace] view v_zmb as
                      select * from zmb;
--|更改視圖
                 alter view  v_zmb  
                          ........同表操作類似
--|刪除視圖
                    drop view v_zmb;
(5)同義詞
      --|創建同義詞
                  create  synonym book for  圖書            
                  create  public synonym book for 圖書  
--|更改同義詞
                  create[replace synonym] new_book for  圖書
--|刪除同義詞
                drop synonym  book
                 drop public synonym book
(6)DML
       --|插入數據
          
發表評論
所有評論
還沒有人評論,想成為第一個評論的人麼? 請在上方評論欄輸入並且點擊發布.
相關文章