Vazba
SQL vazba z tabulky J2TANK_KARTY na tabulku OSOBY
select *
from J2TANK_KARTY j2tank_karty
left outer join OSOBY osoby on osoby.idpk = j2tank_karty.idpk_hl_ridic
select *
from J2TANK_KARTY j2tank_karty
left outer join OSOBY osoby on osoby.idpk = j2tank_karty.idpk_hl_ridic