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Building Event-Driven Microservices with Event Sourcing and CQRS

NDC Conferences via YouTube

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Overview

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This talk explains event sourcing, data modeling, and CQRS for event-driven microservices. It uses an invoice management app to illustrate the patterns and discusses tradeoffs such as consistency, validation, and locking.

Syllabus

Intro
Accidental Complexity
We Lose Data By Design
CRUD is Difficult to Scale
CQRS is an Optimization
Event Sourcing is Not a Silver Bullet Beware of the added complexity
Your Business Domain Drives The Consistency Level
Your Business Domain Drives The Way You Validate the Data
Your Business Domain Drives The Locking Mechanism
Lessons Learned
Small Steps Event sourcing is not a top-level architecture
Code Changes Beware of changing the event definitions in your code

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NDC Conferences

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