Explore the world of NoSQL databases and learn how to transition from SQL Server to Cosmos DB in this comprehensive conference talk. Discover the key differences between relational and NoSQL databases, understand the importance of schema design in a schema-free environment, and gain insights into Cosmos DB's unique features. Delve into topics such as indexing, consistency levels, and JSON design based on query patterns. Get an overview of JavaScript triggers, stored procedures, and user-defined functions in Cosmos DB. Learn from real-world examples of converting a global application from SQL Server to Cosmos DB using the document model. Understand the concept of Request Units (RU) and how to optimize their usage. Explore partitioning strategies, the SQL API limitations, and newly added features in Cosmos DB. Gain valuable knowledge to make informed decisions when transitioning from traditional relational databases to the flexible and scalable world of NoSQL with Cosmos DB.