adds denormalization to budget::ballot::lines

db/migrate/20160610094658_desnormalize_ballot_line.rb

@@ -0,0 +1,7 @@
+class DesnormalizeBallotLine < ActiveRecord::Migration
+  def change
+    add_column :budget_ballot_lines, :budget_id, :integer, index: true
+    add_column :budget_ballot_lines, :group_id, :integer, index: true
+    add_column :budget_ballot_lines, :heading_id, :integer, index: true
+  end
+end

db/schema.rb

@@ -11,7 +11,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 20160609152026) do
+ActiveRecord::Schema.define(version: 20160610094658) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
@@ -83,6 +83,9 @@ ActiveRecord::Schema.define(version: 20160609152026) do
     t.integer  "investment_id"
     t.datetime "created_at",    null: false
     t.datetime "updated_at",    null: false
+    t.integer  "budget_id"
+    t.integer  "group_id"
+    t.integer  "heading_id"
   end
 
   add_index "budget_ballot_lines", ["ballot_id"], name: "index_budget_ballot_lines_on_ballot_id", using: :btree