RadDiagram does not work with database table. It works with GraphSource. You will need to implement custom logic that will create the GraphSource for the diagram out of your database table
. You can find more information on the matter in our DataBinding
help topic. Onto your question about MVVM scenario, please refer to our Use "MVVM in RadDiagram"
help topic or take a look at the SDK MVVM sample
Hope this helps you start with.
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