File: DataAnnotations\ConcurrencyCheckAttribute.cs
Project: ndp\fx\src\xsp\system\DataAnnotations\System.ComponentModel.DataAnnotations.csproj (System.ComponentModel.DataAnnotations)

namespace System.ComponentModel.DataAnnotations {
    /// <summary>
    /// This attribute is used to mark the members of a Type that participate in
    /// optimistic concurrency checks.
    /// </summary>
    [AttributeUsage(AttributeTargets.Property | AttributeTargets.Field, AllowMultiple = false, Inherited = true)]
    public sealed class ConcurrencyCheckAttribute : Attribute {
    }
}