The practical event sourcing guide

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event sourcing

Build scalable, auditable, and event-driven systems with our comprehensive guide to event sourcing architecture.

First Principles

Fundamentals of event sourcing architecture and design patterns.

Best Practices

Proven patterns and techniques for building robust event-sourced systems.

Why Event Sourcing?

A powerful architectural pattern that transforms how you build applications.

Complete Audit Trail

Every state change is recorded, providing full history and accountability.

Time Travel

Reconstruct state at any point in time by replaying events.

Event Replay

Rebuild read models or fix bugs by replaying historical events.

Infrastructure

Why Use an Event Store?

Discover why purpose-built event stores outperform conventional databases like MySQL and PostgreSQL for event-sourced systems and when the trade-offs matter.

Explore Event Stores

Optimized for Append-Only

Built for sequential writes without index overhead

Built-in Concurrency Control

Native optimistic locking and version checking

Stream-Native Queries

First-class support for event streams and subscriptions