9.4 OnChangeEventHandler Delegate
The OnChangeEventHandler delegate represents the signature of the method that handles the notification.
                  
Declaration
// C# public delegate void OnChangeEventHandler(object sender, OracleNotificationEventArgs args);
Requirements
| Provider | ODP.NET, Unmanaged Driver | ODP.NET, Managed Driver | 
|---|---|---|
| 
                               Assembly  | 
                           
                               
  | 
                           
                               
  | 
                        
| 
                               Namespace  | 
                           
                               
  | 
                           
                               
  | 
                        
| 
                               .NET Framework  | 
                           
                               3.5, 4.5, 4.6, 4.7  | 
                           
                               4.5, 4.6, 4.7  | 
                        
Not supported in a .NET stored procedure
Parameters
- 
                        
senderThe source of the event.
 - 
                        
argsThe
OracleNotificationEventArgsinstance that contains the event data.