RDS OSS Advisor (MySQL, MariaDB, PostgreSQL) Overview Advisor for Amazon RDS on the open-source engines — MySQL , MariaDB , and PostgreSQL . Five decision areas: 1. Instance creation — provision production-ready instances with best-practice defaults (latest version, Multi-AZ, encryption, Performance Insights, Secrets Manager password management) 2. Upgrade planning — identify instance, enumerate targets, run live prechecks, flag plan regressions, surface pre/post checklists 3. Commitment pricing — estimate RI and Database Savings Plan savings for steady workloads 4. RDS Proxy evaluation — dec…