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March 28, 2016 18:16
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; from https://aan.io/dumping-datomic-schema/ | |
(let [dbval (d/db conn)] | |
(->> (d/q '[:find ?ident | |
:in $ ?p | |
:where | |
[:db.part/db :db.install/attribute ?attr] | |
[?attr :db/ident ?ident]] | |
dbval :db.part/user) | |
(map (fn [attr] [(d/entity dbval (first attr))])) | |
(map (fn [attr] | |
{:db/id #db/id[:db.part/db] | |
:db/ident (:db/ident (first attr)) | |
:db/valueType (:db/valueType (first attr)) | |
:db/cardinality (:db/cardinality (first attr)) | |
:db/doc (:db/doc (first attr)) | |
:db/isComponent (or (:db/isComponent (first attr)) (not (nil? (:db/isComponent (first attr))))) | |
:db/fulltext (when (:db/fulltext (first attr)) true) | |
:db/unique (when (not (nil? (:db/unique (first attr)))) :db.unique/identity) | |
:db.install/_attribute :db.part/db})) | |
; remove all the nils | |
(map (fn [attr] (apply dissoc attr (for [[k v] attr :when (nil? v)] k)))) | |
(filter (fn [attr] (not= (subs (namespace (:db/ident attr)) 0 2) "db"))) | |
(sort-by :db/ident))) | |
(with-open [w (clojure.java.io/writer "data.edn")] | |
(binding [*print-length* false | |
*out* w] | |
(pr dbval))) |
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