Database Replication — Roadmap Step & Resources
Leader-follower replication, replication lag and read replicas
- Level: intermediate
- Estimated time: 1 days
- Roadmap: System Design
Before this step
Interview questions
- What problems can replication lag cause for an application?
Study resources
- Replication (Article) — The System Design Primer's section on leader-follower replication and replication lag.
- Database Replication Explained (Video) — A clear explanation of leader-follower replication and its consistency implications.
Part of
- Databases & Storage at Scale — section
- System Design roadmap — the full learning path