Pavel Stehule <pavel.stehule@xxxxxxxxx> 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