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DataRelationCollection.Remove Method (DataRelation)

Removes the specified relation from the collection.

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

public void Remove(
	DataRelation relation


Type: System.Data.DataRelation
The relation to remove.


The relation is a null value.


The relation does not belong to the collection.

The CollectionChanged event is fired if the remove operation succeeds. Note that removing the relation does not remove any associated constraint objects.

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

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