While it's true that you can query "a DB" using (not only, but also) CSS, "the database" which the author of the tweet (or "the recruiters") mean is probably ru

While it's true that you can query "a DB" using (not only, but also) CSS, "the database" which the author of the tweet (or "the recruiters") mean is probably running on the server. Challenge accepted (of course without using a backend that provides access to the DB, that would be too easy)?