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ETagAttribute Class

This attribute on an entity type is used to specify the properties that determine changes in content.

Namespace:  System.Data.Services
Assembly:  System.Data.Services (in System.Data.Services.dll)

'Declaration
<AttributeUsageAttribute(AttributeTargets.Class, AllowMultiple := False, Inherited := True)> _
Public NotInheritable Class ETagAttribute _
	Inherits Attribute
'Usage
Dim instance As ETagAttribute

Optimistic concurrency checks are enabled on a per type basis in ADO.NET Data Services. For more information, see Making Changes to Data (ADO.NET Data Services).

System.Object
  System.Attribute
    System.Data.Services.ETagAttribute

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003

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 SP1
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