In the XAML-File the DataSorce created. Data displayed in in a DataGridView and DataForm.
<telerik:RadEntityFrameworkDataSource Name="ProductsEntityFrameworkDataSource" QueryName="Products">
<telerik:RadEntityFrameworkDataSource.DbContext>
<local:AdventureWorksEntities />
</telerik:RadEntityFrameworkDataSource.DbContext>
</telerik:RadEntityFrameworkDataSource>
How can I save the changes?