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DataRelationCollection.RemoveCore Method

Performs a verification on the specified DataRelation object.

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

protected virtual void RemoveCore (
	DataRelation relation
protected void RemoveCore (
	DataRelation relation
protected function RemoveCore (
	relation : DataRelation
Not applicable.



The DataRelation object to verify.

Exception typeCondition


The collection does not have a relation at the specified index.


The specified relation does not belong to this collection, or it belongs to another collection.

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