# 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-882d5230f5237b2ceb4b608537d6530f4990d60c%2Fheader_lineage_logo.png?alt=media" 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-ad124a901fb6fb23591a7a4bed29df25594a3e9d%2FCapture%20d%E2%80%99e%CC%81cran%202025-06-24%20a%CC%80%2015.59.35.png?alt=media" 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-5ad41cf94f76e9ecada9adb5cf7e5cf2c1cefcc5%2FCapture%20d%E2%80%99e%CC%81cran%202025-06-24%20a%CC%80%2015.58.42.png?alt=media" 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-798672eaffa440a54b93619aad91255f208b10c0%2FCapture%20d%E2%80%99e%CC%81cran%202025-06-24%20a%CC%80%2016.01.10.png?alt=media" 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-096a457f971860c871b4d5236006d07faebd5142%2FCapture%20d%E2%80%99e%CC%81cran%202025-06-24%20a%CC%80%2016.02.57.png?alt=media" 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="https://1809014303-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FZxYYf1KpgarKMgMsDCrw%2Fuploads%2Fgit-blob-3e8aebc0021490697b4b5469974d560ec5474a1b%2FCapture%20d%E2%80%99e%CC%81cran%202025-06-24%20a%CC%80%2016.03.58.png?alt=media" 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>