| Interface | Description |
|---|---|
| AggregateFunction |
A user-defined aggregate function needs to implement this interface.
|
| DatabaseEventListener |
A class that implements this interface can get notified about exceptions
and other events.
|
| TableEngine |
A class that implements this interface can create custom table
implementations.
|
| Trigger |
A class that implements this interface can be used as a trigger.
|
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