# Data Lineage in Toucan

The data lineage feature in DataHub allows you to visualize relationships between datasources, datasets, homes, stories, and filter elements that fuel your applications/dashboards. This guide provides detailed information on how to access and interact with the data lineage UI.

#### Accessing Data Lineage

To access the data lineage view:

1. Click on the lineage logo in the header of the DataHub interface.

<figure><img src="/files/32RLE9eZTsMJqNX0FfmJ" alt="Capture screen that shows how to access to the data lineage icon from the DataHub Interface, the icon is located at the top right of the UI"><figcaption><p>data lineage access</p></figcaption></figure>

#### Default Display Elements

<figure><img src="/files/fj6UHvJtJZGVPpgZOphG" alt="Capture screen that shows the data lineage view after clicking on the data lineage icon" width="563"><figcaption><p>Data lineage view</p></figcaption></figure>

By default, the following elements are displayed:

* Datasources
* Datasets
* Files

#### Menu Bar Options

A menu bar is located at the bottom left of the screen to help you customize your view:

<figure><img src="/files/9HQF621mJhHj0ScRZnNL" alt="Capture screen that shows the menu bar with options to display /hide datasources, datasets, filters stories /home elements, center and zoom in/out" width="332"><figcaption><p>Menu bar</p></figcaption></figure>

* **Zoom In/Out:** Adjusts the size of the displayed elements.
* **Center:** Recenters the display.
* **Display/Hide:**
  * Datasources
  * Datasets
  * Filters
  * Stories and home elements

#### Mini map

A mini map is located at the bottom right of the screen to help you locate the elements displayed in the view

<figure><img src="/files/bZKDl3JhpKFje5N7ggFV" alt="Capture screen that shows the mini map that is displayed in the data lineage UI" width="312"><figcaption><p>Mini map</p></figcaption></figure>

#### Element Interaction

Clicking on an element opens a contextual menu with available actions:

**For datasources, homes, stories, and filters:**

* Access and copy the ID of the element.

<figure><img src="/files/7yscPnvw13ZN7JRFka3q" alt="Capture screen that shows the file menu bar"><figcaption><p>file menu bar</p></figcaption></figure>

**For datasets:**

* Preview: Displays a preview of the dataset.
* Edit (if applicable): Allows you to edit the dataset if it is editable.
* Access and copy the ID of the element.

<figure><img src="/files/GqY3L2uNRJAIgjTPx1qw" alt="Capture screen that shows how to edit a dataset from the data lineage UI" width="305"><figcaption><p>dataset menu bar</p></figcaption></figure>


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