Multi-Leader Replication
A database replication strategy where multiple nodes accept writes and replicate changes to each other. Useful for multi-datacenter deployments and offline-first applications.
Multi-Leader Replication: Many Writers, One Log Each
Several leaders accept writes and replicate to each other, trading consistency for locality.
Multi-Leader in Production: Conflict Resolution
LWW, CRDTs, custom merges, and conflict-free schema design.
Advanced Multi-Leader: Hybrid Logical Clocks and Ordering
Ordering concurrent writes, HLCs, and multi-leader for collaborative editing.
Multi-Leader: Review & Mastery Quiz
Scenario questions on topologies, conflicts, and ordering.
Free Books & Guides
Refactoring.Guru — Multi-Leader Replication
The definitive modern guide to the Multi-Leader Replication pattern. Clear explanations, UML diagrams, real-world analogies, and code examples in multiple languages.
SourceMaking — Multi-Leader Replication
A comprehensive companion guide covering the Multi-Leader Replication pattern with detailed rules of thumb, criticisms, and robust code snippets.
GoF Design Patterns — Multi-Leader Replication
The original Gang of Four book describing the pattern. Available in the "Design Patterns: Elements of Reusable Object-Oriented Software" on Wikipedia.
Official Documentation
Refactoring.Guru — Multi-Leader Replication
The definitive modern guide to the Multi-Leader Replication pattern. Clear explanations, UML diagrams, real-world analogies, and code examples in multiple languages.
Wikipedia — Multi-Leader Replication Pattern
Wikipedia article explaining the Multi-Leader Replication pattern with examples and history.
Video Courses
freeCodeCamp — Design Patterns Course
A comprehensive multi-hour video course covering all major design patterns with implementations in JavaScript and TypeScript.
Design Patterns in Modern JavaScript Playlist
YouTube playlist covering creational, structural, and behavioral patterns with clear code walkthroughs.
Web Dev Simplified — Multi-Leader Replication
Clear, concise video tutorials covering design patterns with practical examples.
Practice & Examples
Awesome Low-Level Design (GitHub)
A curated collection of free LLD resources, pattern implementations, and interview problems across multiple languages.
Design Patterns Implementation (GitHub)
The most popular open-source collection of design pattern implementations with detailed explanations.
Refactoring.Guru Examples in Multi-Leader Replication
Code examples of the Multi-Leader Replication pattern in TypeScript, Python, Java, and more.