I mentioned it in another comment, but along with Aurora Serverless they also announced Aurora Multi-master in Preview[1]. No clue how far it is from General A

I mentioned it in another comment, but along with Aurora Serverless they also announced Aurora Multi-master in Preview[1]. No clue how far it is from General Availability or if it allows even remotely close to the horizontal scaling of Spanner. But it’s at least being worked on. [1] https://aws.amazon.com/about-aws/whats-new/2017/11/sign-up-for-the-preview-of-amazon-aurora-multi-master/ https://aws.amazon.com/about-aws/whats-new/2017/11/sign-up-f...