You can upgrade from SQL Server 2012 to SQL 2019.
Before
upgrading SQL Server, enable Windows Authentication for SQL Server Agent
and verify the default configuration: that the SQL Server Agent service
account is a member of the SQL Server sysadmin group.
Azure SQL Database is a cloud-computing database service (Database as a
Service), that is offered by Microsoft Azure Platform which helps to host and
use a relational SQL database in the cloud without requiring any hardware or
software installation. Also, it provides various advanced features to its users
and some of them can be listed as the following;
i) Enabling high availability configurations for SQL Server running in containers,now kubernetes can be used as an orchestration layer while configuring highly available systems with Always On Availability Groups.
In SQL Server 2019, High availability options have been enhanced by adding support to different platforms which includes