Conclusion
Amazon DocumentDB is a fast, scalable, and highly available document database service that supports MongoDB workloads and is purpose-built for the cloud. It can scale to millions of requests per second and run highly scalable mission critical MongoDB workloads.
Amazon DocumentDB is a fully managed service. You do not need to worry about database management tasks, such as hardware provisioning, patching, setup, configuration, or backups. This frees you from time-consuming administration tasks and lets you focus on building your applications.