Vazba
SQL vazba z tabulky DCUCH na tabulku O0CISELNIK
select *
from DCUCH dcuch
left outer join O0CISELNIK o0ciselnik on o0ciselnik.idpk = dcuch.idpk_epo_pohl
select *
from DCUCH dcuch
left outer join O0CISELNIK o0ciselnik on o0ciselnik.idpk = dcuch.idpk_epo_pohl