---
title: Data Domain form
description: Define and manage a data domain to organize related information objects within a hierarchical structure. Data domains help categorize data discovered in database catalogs by ServiceNow Discovery. A data catalog lists all the catalog objects, or databases, discovered for an instance of a database.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/application-portfolio-management/data-domain-form.html
release: australia
topic_type: reference
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Enterprise Architecture Workspace reference, Enterprise Architecture Workspace, Enterprise Architecture]
---

# Data Domain form

Define and manage a data domain to organize related information objects within a hierarchical structure. Data domains help categorize data discovered in database catalogs by ServiceNow Discovery. A data catalog lists all the catalog objects, or databases, discovered for an instance of a database.

## Data Domain form fields

<table id="table_e11_y3k_dhb"><thead><tr><th>

Field

</th><th>

Description

</th></tr></thead><tbody><tr><td>

Name

</td><td>

Name of the data domain.

</td></tr><tr><td>

Description

</td><td>

Short description of the data domain.

</td></tr><tr><td>

Parent

</td><td>

Parent domain of the data domain.This is used to create a data domain hierarchy.

</td></tr><tr><td>

Leaf Node

</td><td>

Indicator that the data domain is at the lowest level of the hierarchy.

</td></tr></tbody>
</table>**Parent Topic:**[Enterprise Architecture Workspace reference](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/application-portfolio-management/eaw-reference.md)

**Related topics**  


[Add or edit a data domain from the Portfolio page](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/application-portfolio-management/eaw-add-or-edit-a-data-domain-from-the-portfolio-page.md)

[Add or edit an information data domain](https://raw.githubusercontent.com/ServiceNow/ServiceNowDocs/australia/markdown/australia/application-portfolio-management/eaw-add-edit-info-data-domain.md)