Method RegisterClearNotification

This method registers a custom callback that is fired if dataset of a continuous query is cleared

public void RegisterClearNotification(ContinuousQueryClearCallback callback)

Type	Name	Description
ContinuousQueryClearCallback	callback	A delegate to register your custom method with

/// First create an CacheClearedCallback

 public static void CacheCleared()
  {
    ...
  }

Then declare your continuous query

ContinuousQuery cQ=new ContinuousQuery(query,Hashtable vals);

Then register your notification callback

cQ.RegisterClearNotification(new ContinuousQueryClearCallback(CacheCleared));