Change feed is a pretty amazing feature. Once you make the changes, they are quickly read for you, and then you also have geo-replication. You can do a lot of things in your region, and the same regions can be replicated all over the world.
Microsoft Azure Cosmos DB offers high scalability with diverse security options and excels in concurrency and consistency handling. It provides automatic scaling and multi-region support, boosting global availability and performance. The database simplifies integration with its flexible schema and NoSQL attributes. However, its query system lacks complexity, it misses integration with Databricks, and documentation is inadequate. Users find pricing complicated and backup functionalities need improvement.