Data is sometimes missing or cannot be calculated, because the fields contain values that are null or not a number (NaN). In the visualizations, null and NaN values are displayed in different ways, according to the following table.
| Visualization type | Null values in dimensions | NaN values in measures |
|---|---|---|
| Bar chart | – | – ( when labels are enabled in the properties panel, otherwise empty) |
| Box plot | – | No representation |
| Combo chart | – | A combination of the NaN value for the bar and the line. |
| Distribution plot | – | No representation |
| Filter pane | No representation | N/A |
| Gauge | N/A | – |
| Histogram | – | No representation |
| KPI | N/A | – |
| Line chart | – | Empty |
| Map | No representation | Gray |
| Pie chart | – | Empty |
| Scatter plot | – | Empty |
| Table | – | – |
| Text & image | N/A | – |
| Treemap | – | Empty |