Greška: MySQL server has gone away
select k.svezak, k.naziv from _knjige as k /*inner join _knjige_invbr as i on i.id=k.id and i.svezak=k.svezak */ where exists(select * from _knjige_invbr as i where i.id=k.id and i.svezak=k.svezak ) and k.id=11459 order by k.svezak ;