Azure Cosmos DB: Complete Deep Dive
Azure Cosmos DB is a fully managed multi-model NoSQL and vector database with 5 tunable consistency levels, turnkey global distribution, and guaranteed single-digit millisecond latency. This guide covers multi-API support (NoSQL, MongoDB, Cassandra, Gremlin, Table), vector search, MCP Toolkit for AI agents, partition strategies, pricing with Request Units, security, and a comparison with Amazon DynamoDB.