Azure Cosmos DB vs ClickHouse

Azure Cosmos DB is a globally distributed, multi-model database service by Microsoft offering single-digit millisecond latency and 99.999% availability SLA. It supports document, key-value, graph, and column-family data models with multiple API options.

ClickHouse is an open-source column-oriented database management system optimized for analytical queries and real-time data processing at scale. It provides exceptionally fast query performance through data compression and vectorized query execution.