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DataRelationCollection.Add Method (DataRelation)

Adds a DataRelation to the DataRelationCollection.

Namespace: System.Data
Assembly: System.Data (in system.data.dll)

public void Add (
	DataRelation relation
)
public void Add (
	DataRelation relation
)
public function Add (
	relation : DataRelation
)
Not applicable.

Parameters

relation

The DataRelation to add to the collection.

Exception typeCondition

ArgumentNullException

The relation parameter is a null value.

ArgumentException

The relation already belongs to this collection, or it belongs to another collection.

DuplicateNameException

The collection already has a relation with the specified name. (The comparison is not case sensitive.)

InvalidConstraintException

The relation has entered an invalid state since it was created.

If the relation is successfully added to the collection, the CollectionChanged event occurs.

When a DataRelation object is added to the collection, ForeignKeyConstraint and UniqueConstraint objects are created by default if they do not already exist.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 2.0, 1.0

XNA Framework

Supported in: 1.0

Community Additions

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