SELECT SUM(iz.kolicina) FROM RobnaStavka iz
                INNER JOIN iz.robniDokument AS dok "
                + " INNER JOIN iz.artikl AS art"
                + " INNER JOIN iz.skladiste AS vl "
                + " INNER JOIN dok.sifranikDokumenta AS sifDok "
                + " WHERE dok.korisnik=:kor "
                + " AND vl.slozenaSifra IN (:sifs)  " + " AND art.id=:artId "
                + " AND iz.rezerviraKolicinu=TRUE "
                + " AND dok.STATUS < :STATUS " + " AND dok.STATUS >= 0 "
                + " AND (iz.vrstaStavke='"