Azure Database For MySQL Flexible Server: A Natural Successor? At first glance, Azure Database for MySQL Flexible Server seems like the most straightforward migration path.

Azure Database for MySQL - Flexible server zone-redundant deployment provides 99.99% availability with zonal-level resiliency, whereas MariaDB provides resiliency in a single availability zone.

Copilot for Azure SQL Database has limited private preview and no pricing information. Microsoft has indicated to me that this will be a paid offering but has offered no pricing model.

Open source database, the SQL Microsoft launched its Azure Database for MySQL and PostgreSQL services to general availability (GA) in 2018.

This feature was already available for Azure SQL Database (the mainstream cloud version of SQL Server) and, as of this writing, is still in preview on the Synapse Analytics side.