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AssociationAttribute.OtherKey Property

.NET Framework 4.5

Gets or sets one or more members of the target entity class as key values on the other side of the association.

Namespace: System.Data.Linq.Mapping
Assembly: System.Data.Linq (in System.Data.Linq.dll)

public string OtherKey { get; set; }

Property Value

Type: System.String
Default = Id of the related class.

Remarks

For multiple members, use a comma-separated list.

The key is not required to match the primary key or foreign key, but the user-stated cardinality (0-1 for EntityRef<TEntity> or 0-n for EntitySet<TEntity>) is assumed to be true.

Topic	Location
How to: Map Database Relationships (LINQ to SQL)
How to: Map Database Relationships (LINQ to SQL)	LINQ to SQL

Examples

	[Association(Name="FK_Products_Categories", Storage="_Products", OtherKey="CategoryID", DeleteRule="NO ACTION")]
	public EntitySet<Product> Products
	{
		get
		{
			return this._Products;
		}
		set
		{
			this._Products.Assign(value);
		}
	}

Version Information

.NET Framework

Supported in: 4.5, 4, 3.5

.NET Framework Client Profile

Supported in: 4

Platforms

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.

Reference

AssociationAttribute Class

System.Data.Linq.Mapping Namespace

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