1 Answers
For most databases the answer is no, but AWS has put in a bit of effort into their Aurora product to make multi-master databases a reality for the cloud: https://aws.amazon.com/about-aws/whats-new/2019/08/amazon-aurora-multimaster-now-generally-available/
This is pretty new as of writing this, I don’t think there’s a lot of experience out there with it. But you can always go to their documentation.