Azure Database for MySQL now supports moving servers with Private Link enabled across subscriptions, resource groups, without disabling Private Link. In practical terms, this means you can relocate your MySQL server (for example, to a new subscription or resource group) while keeping its Private Endpoint intact and functional. This enhancement removes the previous requirement to delete and recreate Private Link connections during a move – a step that was necessary in the past and caused extra effort for customers. By eliminating that hurdle, the experience of reorganizing or migrating your MySQL resources is much simpler and less disruptive.
This capability delivers on Microsoft’s broader principle of full Azure resource mobility: features like Private Link should not impede standard management operations like moving resources. With this update, Azure Database for MySQL aligns with that vision, ensuring that network isolation and security (via Private Link) go hand-in-hand with flexibility in resource management.
What This Means for You
For Azure MySQL customers, the impact is significant: you gain the ability to reorganize and migrate your database servers more easily. Here are a few scenarios enabled by this new feature:
- Cross-Subscription and RG Moves: If your organization reorganizes projects or if you maintain separate subscriptions (for example, one for development/staging and another for production), you can now move a MySQL server between those subscriptions or resource groups without interrupting its private network access. For instance, moving a server from a staging subscription to a production subscription is straightforward, with the Private Endpoint moving alongside the server.
- No Downtime from Network Changes: Previously, moving a server with Private Link involved deleting the private endpoint, performing the move, and then re-creating the endpoint in the new location. This process could cause downtime or configuration churn. Now, the move is seamless – your database’s private IP connectivity remains in place throughout. There’s no need to update connection strings or firewall rules due to the move, which means less risk of error and no disruption to applications during resource transitions.
Aligned with Azure’s Mobility Principles
This feature is part of Azure’s continuous efforts to improve the manageability and flexibility of cloud services. Allowing resource moves for Private Link-enabled servers was an Azure-level commitment to our users, recognizing that enterprise workloads often evolve:
- You might need to consolidate resources over time for easier management or billing.
- You may have to transfer resources out of a subscription (for example, if a subscription is being retired or restructured).
- You could be implementing disaster recovery or migration strategies that involve moving resources to new subscriptions or resource groups.
By ensuring Private Link does not constrain these scenarios, Azure Database for MySQL becomes more adaptable to your needs. You maintain strong network security without sacrificing agility.
Key Takeaway
With Azure Database for MySQL’s new support for Azure Resource Move with Private Link, you get the best of both worlds: the security of private network connectivity and the freedom to move your databases within Azure’s cloud environment. This update removes a pain point and streamlines operations, letting you focus on your applications rather than the underlying infrastructure logistics.
Moving forward, we remain committed to features that enhance your experience with Azure services. This improvement is now available in all Azure regions for Azure Database for MySQL. We encourage you to take advantage of the added flexibility as you plan your resource management and cloud architecture, and enjoy easier, uninterrupted moves for your Private Link-enabled databases.
Thank you for reading, and happy migrating!
Microsoft