Stop Subscribing to Domain Events
The notification fires before the projection commits. The user sees a stale balance. Emitting derived events from inside the projection — as the read model — closes the race for good.
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When One Worker Can't Keep Up: Scaling Projections
Scale event sourcing projections with partitioned processing, track-based gap detection, and streaming. Learn how Ecotone handles concurrent transactions.
Your Projections Will Fail — Make Them Resilient
Decouple projections from command handlers with async execution. Learn self-healing, failure isolation, batching, and polling in Ecotone's ProjectionV2.
Why Projections Exist — Your First Read Model
Learn why Event Sourcing needs projections and build your first read model with Ecotone's ProjectionV2. Lifecycle hooks, state, and CLI included.
DDD Was Never the Problem. Your Rules Were.
DDD doesn't have to mean dozens of classes and layers of abstraction. Practical DDD aimed for business side of things will produce less code than CRUD.