Špatný dotaz: Unknown column 'do' in 'where clause'
SELECT id,nazev,poradi,text,zkracene,url,id_kategorie,kod,datum,datum_zobrazovat FROM prispevek WHERE zobrazovat="A" AND (id_kategorie in(do-jiznich-cech-zavitali-zaci-strednich-skol-z-italie-litvy-a-slovenska) or exists(select * from prispevek_kategorie pk where pk.id_prispevek = prispevek.id and pk.id_kategorie in (do-jiznich-cech-zavitali-zaci-strednich-skol-z-italie-litvy-a-slovenska))) order by datum DESC ,id DESC