These locks alter the behaviour of the locked object's control plane. This provides a belt-and-braces approach to manage preservation of critical resources such as databases or storage accounts
In the event of crossplane failure, or even deliberate removal of crossplane, this would help prevent unintended negative consequences and also prevent manual deletion of the resource outside of crossplane.
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/lock-resources?tabs=json
These locks alter the behaviour of the locked object's control plane. This provides a belt-and-braces approach to manage preservation of critical resources such as databases or storage accounts
In the event of crossplane failure, or even deliberate removal of crossplane, this would help prevent unintended negative consequences and also prevent manual deletion of the resource outside of crossplane.
https://docs.microsoft.com/en-us/azure/azure-resource-manager/management/lock-resources?tabs=json#managed-applications-and-locks has a specific example of how this might be used.