class UnfortunateTimeStampFix < ActiveRecord::Migration[5.2] def change Device.where(updated_at: nil).update_all(updated_at: Time.now) FarmEvent.where(updated_at: nil).update_all(updated_at: Time.now) PlantTemplate.where(updated_at: nil).update_all(updated_at: Time.now) RegimenItem.where(updated_at: nil).update_all(updated_at: Time.now) Regimen.where(updated_at: nil).update_all(updated_at: Time.now) Device.where(created_at: nil).update_all(created_at: Time.now) FarmEvent.where(created_at: nil).update_all(created_at: Time.now) PlantTemplate.where(created_at: nil).update_all(created_at: Time.now) RegimenItem.where(created_at: nil).update_all(created_at: Time.now) Regimen.where(created_at: nil).update_all(created_at: Time.now) end end