pull
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Trees from tables
It would be useful to have reverse lookup support. https://docs.datomic.com/on-prem/pull.html#reverse-lookup Not sure what it would look like without indexes, but it's very useful for tracking things that reference you.
points at robertluo fork
## Describe when pull a attribution whose type is `datomic.query.EntityMap`,a error would occured: ``` AbstractMethodError clojure.lang.RT.conj (RT.java:670) ```
``` user=> (pull {:a 1 :b {:a 2 :b 2 :c 3}} [{:b [:c]}] {:stealth #{:c}}) {:b {}} user=> (pull {:a 1 :b {:a 2 :b 2 :c 3}} [:b]...