Consider Linux KVM (Kernel Virtual Machine) as a solution. There are many management front ends that are free to use. KVM itself is used internally by AWS, Oracle and Google for their own cloud VMs so that should give you confidence in its ability to scale and be used in…
There are many points for comparison between AWS and OCI that greatly affect cost and features: network egress (AWS recently reduced cost to compete with OCI), compute cost (OCI has flexible shapes while AWS uses fixed EC2 capacities), security (OCI compartments has no easy…
If what you mean by "cloud-native" is "managed" or "as a service", then Oracle database with replication, the turnkey solution right now is Amazon RDS using Oracle. However, replication is not using Oracle's replication engine but rather Amazon's own synchronous replication…