Real-World Partitioning CosmosDb

Azure Cosmos DB is a globally distributed, multimodel database service designed to help you achieve fast, predictable performance. It scales seamlessly along with your application as it grows.

This blog explains exactly how it works and what to do in some scenarios. But in my work as Cloud Architect I sometimes need to dig deeper and figure out if my solution scales for a particular case.

For example, a ‘partition’ has a maximum size of 10GB, so it is really, really important to understand how this works, and how you can figure out your partition size over the time.

This blog will explain, using a recent real-world scenario, how you can determine your partition key and scaling.

Please note that your scenario can differ hugely, but there are some takeways in this blog that could help you when designing your solution.

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