SELECT id, name, LENGTH(name) length, created_at FROM public.ugyfelek ORDER BY length DESC;

--INSERT INTO public.ugyfelek (name) VALUES ('IJK');

UPDATE public.ugyfelek SET name = 'KLM' WHERE UPPER(name) = 'IJK';

SELECT 3 + 5^2 a, |/ 25.0  b, 3 c