db/migrate/20170319193517_add_badge_id_to_users.rb

@@ -1,8 +1,16 @@
 class AddBadgeIdToUsers < ActiveRecord::Migration
   def change
-    add_column :users, :badge_id, :integer
+
+    create_table "badges", force: :cascade do |t|
+      t.string  "name"
+      t.string  "symbol"
+      t.string  "color"
+    end
+
+    dbadge = Badge.create!({name: "donor", symbol: "$", color: "#f60"})
+
     add_column :users, :badge_id, :integer, default: 0
-    User.where(donor: true).update_all(badge_id: 1)
+    User.where(donor: true).update_all(badge_id: dbadge.id)
     remove_column :users, :donor
   end
 end