Database Replication: Benefits and Trade-Offs | by Ecky Putrady | Mar, 2022

Design better systems by understanding the trade-offs and benefits of database replication

Ecky Putrady
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The system is still available although DB1 crashed
The traffic is load balanced to the three DB nodes
Replication Topology
Strong vs Eventual Consistency
The replicated database cluster is strongly consistent because W + R > N

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