Oracle Forms Triggers Trigger is a set of statements that executed when an action take a place. There is some types depends on event level Form, Block
- 3月 18 週三 200913:13
Oracle Forms Triggers Trigger is a set of statements that executed when an action take a place. There is some types depends on event level Form, Block
觸發器組成: 觸發事件:即在何種情況下觸發TRIGGER; 例如:INSERT, UPDATE, DELETE 觸發時間:即該TRIGGER 是在觸發事件發生之前BEFORE還是之後AFTER觸發,也就是觸發事件和該TRIGGER 的操作順序 觸發器本身:即該TRIGGER 被觸發之後的目的和意
Developer/2000中各鍵盤觸發子所對應的按鍵封裝過程鍵觸發子含義對應按鍵ABORT_QUERYKey-EXIT退出/取消 BLOCK_MENUKey-MENU塊菜單F5CLEAR_BLOCK清空塊ShiftF5 Key-CLRBLKKey-CLRFRM清空FORMShiftF7CLEAR_