Added auditing columns to the dimensions table

resources/migrations/000_migrations.yaml

@@ -3717,6 +3717,18 @@ databaseChangeLog:
                     initiallyDeferred: false
                     nullable: true
                     references: metabase_field(id)
+              - column:
+                  name: created_at
+                  type: DATETIME
+                  remarks: 'The timestamp of when the dimension was created.'
+                  constraints:
+                    nullable: false
+              - column:
+                  name: updated_at
+                  type: DATETIME
+                  remarks: 'The timestamp of when these dimension was last updated.'
+                  constraints:
+                    nullable: false
         - addUniqueConstraint:
             tableName: dimensions
             columnNames: field_id, name

src/metabase/models/dimensions.clj

@@ -12,4 +12,5 @@
 (u/strict-extend (class Dimensions)
   models/IModel
   (merge models/IModelDefaults
-         {:types (constantly {:type :keyword})}))
+         {:types      (constantly {:type :keyword})
+          :properties (constantly {:timestamped? true})}))

test/metabase/api/table_test.clj

@@ -545,7 +545,7 @@
         (select-keys [:id :table_id :name :values :dimensions])
         (update :dimensions (fn [dim]
                               (if (map? dim)
-                                (dissoc dim :id)
+                                (dissoc dim :id :created_at :updated_at)
                                 dim))))))
 
 ;; ## GET /api/table/:id/query_metadata