Vazba
SQL vazba z tabulky LOA1_AR na tabulku LCICEN
select *
from LOA1_AR loa1_ar
left outer join LCICEN lcicen on lcicen.idpk = loa1_ar.idpk_lcicen
select *
from LOA1_AR loa1_ar
left outer join LCICEN lcicen on lcicen.idpk = loa1_ar.idpk_lcicen