In this talk, I describe the key capabilities, system design and various design trade-offs we had to make in the process of building Cosmos DB (http://cosmosdb.com) service. I also share our experience from operating a globally distributed database service worldwide and maintaining comprehensive Service Level Agreements (SLAs).

https://speakerdeck.com/dharmashukla/azure-cosmos-db-lessons-learnt-from-building-a-globally-distributed-database-from-the-ground-up