ALTER TABLE public.owners
  ADD COLUMN IF NOT EXISTS account_number text,
  ADD COLUMN IF NOT EXISTS property_address text,
  ADD COLUMN IF NOT EXISTS alternate_address_1 text,
  ADD COLUMN IF NOT EXISTS alternate_address_2 text,
  ADD COLUMN IF NOT EXISTS electronic_consent boolean DEFAULT false,
  ADD COLUMN IF NOT EXISTS show_proxy_text boolean DEFAULT true,
  ADD COLUMN IF NOT EXISTS exclude_from_signin boolean DEFAULT false;