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Single Leader Replication

Explore the fundamentals of single leader replication used in Kafka data pipelines. Understand how a leader manages write requests and propagates changes to followers. Learn about replication logs, client read patterns, and synchronization challenges when followers lag behind.

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This form of replication is also known as the active/passive or master-slave replication. Consider a group of nodes that host a replica of a database. Out of all the nodes, one of the nodes acts as the leader of the group and the rest are designated as the followers.

  • The leader accepts all the writes from the other ...