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To request grouped data on initial load, configure the groups in the GroupDescriptorFactory. the ToDataSourceResult() extension method will return only the grouped data in the response object.

  • The Group method sets the initial groups.
        .Ajax(datasource => datasource
            .Read(read => read.Action("Products_Read", "Home"))
            .Group(groups =>
                groups.Add(product => product.UnitPrice);
                groups.Add(product => product.ProductName);

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