ALTER TABLE public.categories ADD COLUMN IF NOT EXISTS domain text;
ALTER TABLE public.categories ADD COLUMN IF NOT EXISTS domain_name character varying(120);
ALTER TABLE public.categories ADD COLUMN IF NOT EXISTS cat_price_change numeric DEFAULT 0;

ALTER TABLE public.sub_categories ADD COLUMN IF NOT EXISTS sub_cat_price_change numeric DEFAULT 0;

ALTER TABLE public.products ADD COLUMN IF NOT EXISTS domain character varying(100);