BEGIN
-- 1 кусок
v_n_ie_min = 1;
 v_n_ie_max = (select max(level) from t123_comp_ie where date_begin=v_date_begin and date_end=v_date_end);
select v_n_ie_max;
ASSERT v_n_ie_max > 1 "v_n_ie_max > 1" ;
raise notice 'v_n_ie_max:%',  v_n_ie_max;
raise notice 'v_n_ie_min:%',  v_n_ie_min;

do $$
declare
   actor_count integer; 
begin
   -- select the number of actors from the actor table
   select count(*)
   into actor_count
   from actor;

   -- show the number of actors
   raise notice 'The number of actors: %', actor_count;
end; $$;