--
-- doc__get_proc_header/2
--
create or replace function doc__get_proc_header(
  character varying,
  character varying
) returns varchar as $$

declare
  proc_name              alias for $1;  
  package_name           alias for $2;  
begin
        return definition 
          from acs_func_headers 
         where fname = (package_name || '__' || proc_name)::name 
         limit 1;

end;$$ language plpgsql;