View Owner
The owner of the view.
View Name
The table you wish to create the trigger.
Compound
To specify the Instead Of Trigger.
Note: Support from Oracle 11g or later and you can edit the SQL in Trigger Definition.
Nested table
To select the nested table field.
Event
It indicates the kind of statement that activates the trigger.
Insert
The trigger is activated whenever adding a row to a table or adds an element to a nested table.
Delete
The trigger is activated whenever removing a row from the table or removes an element from a nested table.
Update
The trigger is activated whenever changing a value in a row.