# Geographic hierarchy

The Geography hierarchy helps you create a multi-level geographical structure in your data. It allows for drill-down capabilities in your dashboard, enabling users to navigate from broader geographical areas to more specific locations seamlessly.

### Step parameters

* `Hierarchy level column`: The name of the column in which the hierarchy level should be stored.
* `Add hierarchy`: Allows to add hierarchy levels. At least one hierarchy level must be added.
* `Include null vales in results` **(boolean)\*:** parameter to include null values in results

### Example

**Input**

<figure><img src="/files/wCwOo5lWOpM1g3KOTjzS" alt=""><figcaption><p>Geo - hierarchy input</p></figcaption></figure>

**Configuration**

```json
{
    "hierarchy": "hierarchy_level",
    "add_hierarchy": ["code"]
    "include_nulls": false
}
```

**Output**

<figure><img src="/files/lp1WIkqItFnidWTqUiqQ" alt=""><figcaption><p>Geo - hierarchy output</p></figcaption></figure>


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