https://clojure-conundrums.co.uk/posts/datomic-how-to-update-cardinality-many-attribute/
Hey guys, I recently encountered a minor annoyance with Datomic while attempting to update a cardinality many attribute. I thought Iād write my solution up in a blog post, to help out anyone who encounters the same problem. Please let me know if you spot any typos/inaccuracies 