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SqlNotificationType Enumeration

Describes the different notification types that can be received by an OnChangeEventHandler event handler through the SqlNotificationEventArgs parameter.

Namespace:  System.Data.SqlClient
Assembly:  System.Data (in System.Data.dll)
public enum SqlNotificationType
Member nameDescription
ChangeData on the server being monitored changed. Use the SqlNotificationInfo item to determine the details of the change.
SubscribeThere was a failure to create a notification subscription. Use the SqlNotificationEventArgs object's SqlNotificationInfo item to determine the cause of the failure.
UnknownUsed when the type option sent by the server was not recognized by the client.

The SqlNotificationType enumeration is referenced by an instance of the SqlNotificationEventArgs class. This information is provided when a notification event is fired with the SqlDependency class.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0
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