Database triggers (DBA)
* Fired when a DML operation is performed
* They manipulate data stored in Oracle tables
* They can cause other database triggers to fire.
* They can be fired from any session executing the triggering DML
statements.
Form trigger (FT)
* Fired in response to any event that takes place while working with the
forms.
* They manipulate data in Oracle tables as well as variables in forms.
* They cannot cause other form triggers to fire, but can fire other
database triggers.
* They can be fired only from the form that define the trigger.
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