# Design a complete event-sourced order management system with an immutable event log, a materialized

Canonical URL: <https://datadriven.io/problems/design-a-complete-event-sourced-order-management-system-with-2a45fcdd>

Domain: Data Modeling · Difficulty: medium

## Problem

Design a complete event-sourced order management system with an immutable event log, a materialized current-state view, and a notifications outbox.

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