Assign data columns to circular gauge chart
To display data in the gauge chart component you have to assign the relevant data source columns to the component elements required.
Prerequisite
A circular gauge chart displays a set of aggregated KPI values. The value ranges are arranged in a semicircle with a red pointer that indicates the actual value of the KPI.
Procedure
1. Click a component inserted in the dashboard. The relevant properties dialog is displayed.
2. Click the 
Assign data icon to edit the data source assignment. The Assign data (2/2) dialog is displayed.
3. Assign a numeric Data column to the aggregated KPI via drag and drop.
A data source column is assigned to the KPI element.
