Vazba
SQL vazba z tabulky kcv na tabulku az
select *
from kcv kcv
inner join az az on az.az_aa = kcv.kcv_aa and az.az_anr = kcv.kcv_anr and az.az_pos = kcv.kcv_az
select *
from kcv kcv
inner join az az on az.az_aa = kcv.kcv_aa and az.az_anr = kcv.kcv_anr and az.az_pos = kcv.kcv_az