datascript inside Klipse http://app.klipse.tech/?eval_only=1&external-libs=[%22https://raw.githubusercontent.com/Zetawar/datascript/macrovich/src/%22]

datascript-demo.clj

(require '[datascript.core :as d])


(let [schema {:aka {:db/cardinality :db.cardinality/many}}
      conn   (d/create-conn schema)]
  (d/transact! conn [ { :db/id -1
                        :name  "Maksim"
                        :age   45
                        :aka   ["Max Otto von Stierlitz", "Jack Ryan"] } ])
  (d/q '[ :find  ?n ?a
          :where [?e :aka "Max Otto von Stierlitz"]
                 [?e :name ?n]
                 [?e :age  ?a] ]
       @conn))