[AWS Design Cost-Optimized Architectures] 4.2 Identify cost-effective compute and database services

RDS Scalabilty

• Scalabilty allows a solution to grow to increase storage, processing, memory, and netowrk operations
• By changing the class of an instance, you can scale it up or down
• With database, a read replica can be used to offload read operations and improve overall performance.

[AWS Design Cost-Optimized Architectures] 4.2 Identify cost-effective compute and database services

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