Click a widget on the dashboard. The relevant properties dialog is displayed.
Click the Assign data icon to edit the data source assignment.
The Assign data (2/2) dialog is displayed.
Assign one or more Data columns to the Y-axis using drag and drop.
Optionally, assign one or more columns to the More columns (invisible) element using drag and drop. The columns are not displayed in the widget. They are used for filtering widgets only. See Define filters for widgets for details.
The data source columns are assigned to the widget elements.