If you have data distributed/replicated over different databases, or planning to improve performance of your data layer by introducing different database topologies, or if your use-case requires different queries to use database user credentials dynamically – you will find this blog useful.

In this Hasura Patterns guide, we’ll look at how we can build an end-to-end reactive API, in a scale-ready, event-driven architecture with Hasura. We’ll build a Pinterest-like feature for auto-tagging user images as a working example of this reactive programming pattern!