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