| Lvl | Code | Display | Definition |
| 1 |
named-event |
Named Event |
The trigger occurs in response to a specific named event, and no other information about the trigger is specified. Named events are completely pre-coordinated, and the formal semantics of the trigger are not provided. |
| 1 |
periodic |
Periodic |
The trigger occurs at a specific time or periodically as described by a timing or schedule. A periodic event cannot have any data elements, but may have a name assigned as a shorthand for the event. |
| 1 |
data-changed |
Data Changed |
The trigger occurs whenever data of a particular type is changed in any way, either added, modified, or removed. |
| 2 |
data-added |
Data Added |
The trigger occurs whenever data of a particular type is added. |
| 2 |
data-modified |
Data Updated |
The trigger occurs whenever data of a particular type is modified. |
| 2 |
data-removed |
Data Removed |
The trigger occurs whenever data of a particular type is removed. |
| 1 |
data-accessed |
Data Accessed |
The trigger occurs whenever data of a particular type is accessed. |
| 1 |
data-access-ended |
Data Access Ended |
The trigger occurs whenever access to data of a particular type is completed. |