(cloud) makes ledger running balances fast and smooth

resources/cloud-migration-schema.edn

@@ -10,4 +10,11 @@
   :db/doc         "Whether or not this journal entry line  is dirty and needs to recalculate balances",
   :db/ident       :journal-entry-line/dirty,
   }
+ {:db/valueType :db.type/tuple
+  :db/tupleTypes [:db.type/ref  :db.type/ref :db.type/string :db.type/instant]
+  :db/cardinality :db.cardinality/one,
+  :db/ident :journal-entry-line/client+account+location+date
+  :db/doc         "Used to find accounts and locations quickly",
+  :db/noHistory   true
+  }
  ]

resources/datomic/ion-config.edn

@@ -1,5 +1,7 @@
 { :allow   [iol-ion.tx/upsert-entity
             iol-ion.tx/reset-scalars
             iol-ion.tx/reset-rels
+            iol-ion.tx/upsert-ledger
+            iol-ion.tx/min-by
             iol-ion.tx/propose-invoice] 
  :app-name "iol-cloud"}