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by zdw 825 days ago
It's also interesting to see how this compares with Gerrit, which uses JGit as the git protocol frontend and stores everything, including all metadata about the code review process and permissions systems, within git repos using a format called NoteDb:

https://gerrit-review.googlesource.com/Documentation/dev-des...

While it does use separate file-based databases, these are generally only to speed up operations and are not a source of truth.