Choose an Azure Cosmos DB partition key you can live with
Think about query routing, data growth, and hot workloads before making a foundational modeling decision.
Azure Cosmos DB.
A distributed database platform where API, partitioning, and consistency choices shape the application.
Official documentationWhere it fits
A distributed database platform where API, partitioning, and consistency choices shape the application.
This profile covers a distributed database service in the NoSQL databases category.
Evaluate it for your workload
Start with your access patterns, data size, concurrency, and recovery requirements. Check the official documentation for the exact edition, engine version, and deployment model you intend to use.
For cloud deployments, also verify regional availability, identity and networking requirements, billing dimensions, and cleanup procedures.
Learn by doing
Related guides appear below as they complete editorial review. Use those examples as a starting point for testing a representative development workload.