OnChangeEventHandler Delegate
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Handles the OnChange event that is fired when a notification is received for any of the commands associated with a SqlDependency object.
public delegate void OnChangeEventHandler(System::Object ^ sender, SqlNotificationEventArgs ^ e);public delegate void OnChangeEventHandler(object sender, SqlNotificationEventArgs e);type OnChangeEventHandler = delegate of obj * SqlNotificationEventArgs -> unitPublic Delegate Sub OnChangeEventHandler(sender As Object, e As SqlNotificationEventArgs)Parameters
- sender
- Object
The source of the event.
A SqlNotificationEventArgs object that contains the event data.
Remarks
The OnChange event does not necessarily imply a change in the data. Other circumstances, such as time-out expired and failure to set the notification request, also generate OnChange.