For Azure SQL and SQL Managed Instance (without temp. database)
These limitations apply to Azure SQL database and Azure Managed Instance backups without a temporary database.
This backup method is applicable only for the full backups of the Azure Managed Instance.
Cross-account, subscription, and tenant restore of the Azure Managed Instances are not supported.
In the following scenarios, backups create a temporary database as a part of the prerequisite:
When TDE is enabled and is set to service-managed keys.
When the policy or protection plan has a full and incremental schedule.
For Azure Managed Instance DB incremental schedule.
For Azure SQL DB backups.
Minimum supported primary server version 10.5.1.