MariaDB SkySQL supports cross-region replicas for disaster recovery (DR) as an option:
This feature is not enabled by default.
With cross-region replicas for disaster recovery, data is replicated from a compatible topology to a different supported region.
Cross-region replicas do not support High Availability (HA) and are sensitive to latency.
Cross-region replicas for disaster recovery are available to Power Tier customers.
Single Node Transactions
Enable Cross-Region Replicas
Contact SkySQL Support to enable cross-region replicas for Disaster Recovery.