CHANGELOG/v0.647.0.md
**New actions:**
- compute-optimizer:ExportRDSDatabaseRecommendations
- compute-optimizer:GetRDSDatabaseRecommendationProjectedMetrics
- compute-optimizer:GetRDSDatabaseRecommendations
- connect:CreateAuthenticationProfile
- connect:DescribeAuthenticationProfile
- connect:ListAuthenticationProfiles
- connect:UpdateAuthenticationProfile
**New resource types:**
- connect:authentication-profile