System Design9 July 20269 min read

CQRS and Event Sourcing: Building Immutable Audit Logs with EventStoreDB

Decoupling Command write paths from Query read projections for 100% auditable financial and enterprise domain state.

CQRS and Event Sourcing: Building Immutable Audit Logs with EventStoreDB Cover

The Immutability Guarantee

In Event Sourcing, state is never overwritten; current domain state is derived by replaying a sequence of immutable domain events.

References & Further Reading:

EventStoreDB Event Sourcing Guide

#System Design #SQL

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