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Read Replicas

Secondary database nodes that continuously copy data from the primary database to offload read-heavy workloads.

Definition

Secondary database nodes that continuously copy data from the primary database to offload read-heavy workloads.

Use case

Directing complex reporting queries to read replicas while keeping the primary database focused on write speed.

Related terms

Articles

Working with read replicas

AWS · Article · link checked 2026-10-16

Offloading reads to copies so the primary stays fast at writing.

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