Vazba
SQL vazba z tabulky PPOHZAV na tabulku PPF_HL
select *
from PPOHZAV ppohzav
left outer join PPF_HL ppf_hl on ppf_hl.idpk = ppohzav.idpk_ppf
select *
from PPOHZAV ppohzav
left outer join PPF_HL ppf_hl on ppf_hl.idpk = ppohzav.idpk_ppf