LinqDataSourceView::ValidateUpdateSupported Method (IDictionary^, IDictionary^, IDictionary^)

 

Validates that the conditions exist to perform an update operation.

Namespace:   System.Web.UI.WebControls
Assembly:  System.Web.Extensions (in System.Web.Extensions.dll)

protected:
virtual void ValidateUpdateSupported(
	IDictionary^ keys,
	IDictionary^ values,
	IDictionary^ oldValues
)

Parameters

keys
Type: System.Collections::IDictionary^

A dictionary of key values for the data records to update.

values
Type: System.Collections::IDictionary^

A dictionary that contains new row values for the update operation.

oldValues
Type: System.Collections::IDictionary^

A dictionary that contains the old row values for the update operation.

Exception Condition
NotSupportedException

The update operation is not supported.

You cannot update data when the GroupBy property or the SelectNew property contains a value other than null. For more information, see the LinqDataSource::EnableUpdate property.

.NET Framework
Available since 3.5
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