Managed Backup Functions (Transact-SQL)
Applies to: 
SQL Server 2016 (13.x) and later versions
SQL Server provides the following functions for SQL Server managed backup to Microsoft Azure.
In this section
managed_backup.fn_backup_db_config (Transact-SQL)
managed_backup.fn_is_master_switch_on (Transact-SQL)
managed_backup.fn_get_current_xevent_settings (Transact-SQL)
managed_backup.fn_get_parameter (Transact-SQL)
managed_backup.fn_available_backups (Transact-SQL)
managed_backup.fn_get_health_status (Transact-SQL)
managed_backup.fn_backup_instance_config (Transact-SQL)