Migrate from Azure Data Catalog to Microsoft Purview

Microsoft launched a unified data governance service to help manage and govern your on-premises, multicloud, and software-as-a-service (SaaS) data. Microsoft Purview creates a map of your data landscape with automated data discovery, sensitive data classification, and end-to-end data lineage. Microsoft Purview enables data curators to manage and secure their data estate and empowers data consumers to find valuable, trustworthy data.

The document shows you how to do the migration from Azure Data Catalog to Microsoft Purview.

To migrate from Azure Data Catalog to Microsoft Purview, we recommend the following approach:

✔️ Step 1: Assess readiness

✔️ Step 2: Prepare to migrate

✔️ Step 3: Migrate to Microsoft Purview

✔️ Step 4: Cutover from Azure Data Catalog to Microsoft Purview


Azure Data Catalog and Microsoft Purview are different services, so there is no in-place upgrade experience. Intentional migration effort required.

Assess readiness

Look at Microsoft Purview and understand key differences of Azure Data Catalog and Microsoft Purview.

Azure Data Catalog Microsoft Purview
Pricing User based model Pay-As-You-Go model
Platform Data catalog Unified governance platform for data discoverability, classification, lineage, and governance.
Data sources supported Data Catalog supported sources Microsoft Purview supported sources)
Extensibility N/A Extensible on Apache Atlas
SDK/PowerShell support N/A Supports REST APIs

Prepare to migrate

  1. Identify data sources that you'll migrate. Take this opportunity to identify logical and business connections between your data sources and assets. Microsoft Purview will allow you to create a map of your data landscape that reflects how your data is used and discovered in your organization.
  2. Review Microsoft Purview best practices for deployment and architecture to develop a deployment strategy for Microsoft Purview.
  3. Determine the impact that a migration will have on your business. For example: how will Azure Data catalog be used until the transition is complete?
  4. Create a migration plan using the Microsoft Purview deployment checklist.

Migrate to Microsoft Purview

Create a Microsoft Purview account, create collections in your data map, set up permissions for your users, and onboard your data sources.

We suggest you review the Microsoft Purview best practices documentation before deploying your Microsoft Purview account, so you can deploy the best environment for your data landscape. Here's a selection of articles that may help you get started:

Cutover from Azure Data Catalog to Microsoft Purview

After the business has begun to use Microsoft Purview, cutover from Azure Data Catalog by deleting the Azure Data Catalog.

Next steps