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Using Sagas to Maintain Data Consistency in a Microservice Architecture

Devoxx via YouTube

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This talk explains how sagas provide an alternative to distributed transactions for maintaining data consistency across microservices. It covers eventual consistency, compensating transactions, orchestration choices, and saga implementation in Java.

Syllabus

Intro
About Chris
Microservice architecture
Loose coupling = encapsulated data
Use Sagas instead of 2PC
Rollback using compensating transactions
Sagas complicate API design
Sagas complicate the business logic
Implicit vs. explicit orchestrator
Initializing the saga
Customer Service - command handling
Publishing message using polling
Summary

Taught by

Devoxx

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