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AssociationAttribute.IsForeignKey Property

Gets or sets the member as the foreign key in an association representing a database relationship.

Namespace:  System.Data.Linq.Mapping
Assembly:  System.Data.Linq (in System.Data.Linq.dll)
public bool IsForeignKey { get; set; }

Property Value

Type: System.Boolean
Default = false.
	[Association(Name="FK_CustomerCustomerDemo", Storage="_CustomerDemographic", ThisKey="CustomerTypeID", IsForeignKey=true)]
	public CustomerDemographic CustomerDemographic
	{
		get
		{
			return this._CustomerDemographic.Entity;
		}
		set
		{
			CustomerDemographic previousValue = this._CustomerDemographic.Entity;
			if (((previousValue != value) 
						|| (this._CustomerDemographic.HasLoadedOrAssignedValue == false)))
			{
				this.SendPropertyChanging();
				if ((previousValue != null))
				{
					this._CustomerDemographic.Entity = null;
					previousValue.CustomerCustomerDemos.Remove(this);
				}
				this._CustomerDemographic.Entity = value;
				if ((value != null))
				{
					value.CustomerCustomerDemos.Add(this);
					this._CustomerTypeID = value.CustomerTypeID;
				}
				else
				{
					this._CustomerTypeID = default(string);
				}
				this.SendPropertyChanged("CustomerDemographic");
			}
		}
	}

.NET Framework

Supported in: 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4

Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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