Vazba
SQL vazba z tabulky OELFRMP na tabulku OELFRM
select *
from OELFRMP oelfrmp
left outer join OELFRM oelfrm on oelfrm.idpk = oelfrmp.oelfrm_idpk
select *
from OELFRMP oelfrmp
left outer join OELFRM oelfrm on oelfrm.idpk = oelfrmp.oelfrm_idpk