Vazba
SQL vazba z tabulky PPF_HL na tabulku O0CISELNIK
select *
from PPF_HL ppf_hl
left outer join O0CISELNIK o0ciselnik on o0ciselnik.idpk = ppf_hl.idpk_uhr
select *
from PPF_HL ppf_hl
left outer join O0CISELNIK o0ciselnik on o0ciselnik.idpk = ppf_hl.idpk_uhr