Pavel Stehule <pavel(dot)stehule(at)gmail(dot)com> writes:
> (2024-07-07 09:27:14) postgres=# select * from
> plpgsql_check_function('test_function');
> ┌───────────────────────────────────────────────────────────────┐
> │ plpgsql_check_function │
> ╞═══════════════════════════════════════════════════════════════╡
> │ warning:00000:10:statement block:parameter "d3" is overlapped │
> │ Detail: Local variable overlap function parameter. │
Nice! FWIW, I think the standard terminology is "local variable
shadows function parameter".
regards, tom lane