Technical: Rigorous-Prescriptive

Reactive Microservices Architecture: Transactional Outbox and Event Sourcing with Java 21

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5 Chapters

26 min total

5,041 words

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About This Book

Voice Technical: Rigorous-Prescriptive

Tone Professional, authoritative, and implementation-focused

Categories

Analytical Argumentative Definitional Narrative

1

Foundations of Reactive Event-Driven Systems

Reactive systems leverage Java 21 for immutable data and resilient transactions

3 min read
Reactive systems leverage Java 21 for immutable data and resilient transactions
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1. The Fallacy of Distributed Transactions
  3 min read
2

The Transactional Outbox Pattern

The Transactional Outbox pattern ensures atomicity in distributed transactions using PostgreSQL and...

4 min read
The Transactional Outbox pattern ensures atomicity in distributed transactions using PostgreSQL and Kafka, addressing the Dual Write Problem and offering a scalable mechanism for event publishing.
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1. Atomic State Transitions and Event Capture
  3 min read
3

Event Sourcing and Aggregate Design

Event Sourcing persistence pattern stores state as immutable events, using PostgreSQL and...

3 min read
Event Sourcing persistence pattern stores state as immutable events, using PostgreSQL and Kafka for implementation.
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1. Rehydrating State with Virtual Threads
  3 min read
4

CQRS: Separating Read and Write Concerns

CQRS with Kafka Streams enables scalable command and query separation, handling stale...

3 min read
CQRS with Kafka Streams enables scalable command and query separation, handling stale reads through strategies like client-side sequencing and version headers.
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1. Idempotency and Exactly-Once Semantics
  3 min read
5

Verification and Reliability Engineering

ArchUnit, Testcontainers, and Toxiproxy are used to verify a system's reliability against...

3 min read
ArchUnit, Testcontainers, and Toxiproxy are used to verify a system's reliability against network partitions and race conditions.
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1. Integration Testing with Testcontainers
  3 min read

About This Book

Table of Contents