CREATE TABLE public.users (
   id uuid not null references auth.users on delete cascade,
   full_name text NULL,
   avatar_url text NULL,
   primary key (id)
);

ALTER TABLE public.users ENABLE ROW LEVEL SECURITY;

CREATE POLICY "Permit Users to Access Their Profile"
  ON public.users
  FOR SELECT
  USING ( auth.uid() = id );

CREATE POLICY "Permit Users to Update Their Profile"
  ON public.users
  FOR UPDATE
  USING ( auth.uid() = id );

CREATE
OR REPLACE FUNCTION public.user_profile() RETURNS TRIGGER AS $$ BEGIN INSERT INTO public.users (id, full_name,avatar_url)
VALUES
  (
    NEW.id,
    NEW.raw_user_meta_data ->> 'full_name'::TEXT,
    NEW.raw_user_meta_data ->> 'avatar_url'::TEXT,
  );
RETURN NEW;
END;
$$ LANGUAGE plpgsql SECURITY DEFINER;

  CREATE TRIGGER
  create_user_trigger
  AFTER INSERT ON auth.users
  FOR EACH ROW
  EXECUTE PROCEDURE
    public.user_profile();