1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'and k.prywatne<>1
order by
k.kolejnosc,
k.kat_art_id' at line 12
select distinct
k.kat_art_id,
k.nr_ref,
k.kat_art_nazwa,
k.kat_art_nadrzedne
from
kategorie_art k
where
k.kat_art_public=1
and k.kat_art_nadrzedne=
and k.prywatne<>1
order by
k.kolejnosc,
k.kat_art_id
[TEP STOP]