Amazon
SAP-C02 · Question #785
A company runs a serverless ecommerce application on AWS. The application uses API Gateway to invoke Java Lambda functions that connect to an Amazon RDS for MySQL database. During a sale event, traffi
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Submitted by noor.lb· Mar 6, 2026Continuous Improvement for Existing Solutions
Question
A company runs a serverless ecommerce application on AWS. The application uses API Gateway to invoke Java Lambda functions that connect to an Amazon RDS for MySQL database. During a sale event, traffic spikes caused slow performance and DB connection failures. Which solution will improve performance with the LEAST application change?
Options
- AMove DB connection outside Lambda handler and increase provisioned concurrency.
- BUse RDS Proxy. Store DB credentials in Secrets Manager. Update Lambda to use RDS Proxy.
- CIncrease max_connections parameter in a custom DB parameter group and reboot. Increase
- DUse RDS Proxy and Secrets Manager. Increase reserved concurrency.
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