- Adds support for engine minor version 5.0.1 with new aggregation operators ($rand, $pow, $dateToParts, $dateFromParts).
- Introduces active connections metric and granular command‑level performance metrics (find, insert, update, etc.) in CloudWatch.
- Allows creating or upgrading clusters to 5.0.1; upgrades are one‑way and move off the LTS track.
Amazon DocumentDB now supports engine minor version starting with 5.0.1
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