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DataSet::MergeFailed Event

Occurs when a target and source DataRow have the same primary key value, and EnforceConstraints is set to true.

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

public:
 event MergeFailedEventHandler^ MergeFailed {
	void add (MergeFailedEventHandler^ value);
	void remove (MergeFailedEventHandler^ value);
}

For more information about handling events, see Consuming Events.

The following example demonstrates the use of the MergeFailed event.

No code example is currently available or this language may not be supported.

.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.

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