Adding timestamps to billable periods

db/migrate/20150701034055_add_timestamps_to_billable_periods.rb

@@ -0,0 +1,8 @@
+class AddTimestampsToBillablePeriods < ActiveRecord::Migration
+  def change
+    change_table(:billable_periods) do |t|
+      t.datetime :deleted_at, default: nil
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -32,6 +32,9 @@ ActiveRecord::Schema.define(:version => 20150730160010) do
     t.string   "sells"
     t.boolean  "trial",         :default => false
     t.decimal  "turnover",      :default => 0.0
+    t.datetime "deleted_at"
+    t.datetime "created_at"
+    t.datetime "updated_at"
   end
 
   create_table "carts", :force => true do |t|