educoder/db/migrate/20191219101909_change_item_bank_public_default.rb

class ChangeItemBankPublicDefault < ActiveRecord::Migration[5.2]
  def change
    change_column_default :item_banks, :public, 0
    change_column_default :item_banks, :quotes, 0
    change_column_default :item_banks, :difficulty, 1
  end
end