Ds

create table parcela
(idParcela number primary key,
ku varchar2(8),
tvarParcely sdo_geometry
);

INSERT INTO parcela VALUES(
0,
'ova01',
SDO_GEOMETRY(2003,
NULL,
NULL, 
SDO_ELEM_INFO_ARRAY(1,1003,3), --obdelnik
SDO_ORDINATE_ARRAY(1,1,5,10)
)
);

INSERT INTO parcela VALUES(
1,
'bu02',
SDO_GEOMETRY(2003,
NULL,
NULL, 
SDO_ELEM_INFO_ARRAY(1,1003,3), --obdelnik
SDO_ORDINATE_ARRAY(2,6, 9.9)
)
);

INSERT INTO parcela VALUES(
2,
'ova005',
SDO_GEOMETRY( 2003,
NULL, NULL, SDO_ELEM_INFO_ARRAY(1,1003,1), -- polygon
SDO_ORDINATE_ARRAY(5,10 , 4,10 , 2,10 , 9,15 , 9,16 , 20,10, 5,10 )
)
);

create table vlastnictvi(
idVlastnictvi number primary key,
idVlastnik number(6) not null, 
idParcela number(6) not null,
odVlastni date not null,
doVlastni date,
constraints vla_vla foreign key (idVlastnik) references vlastnik,
constraints vla_pa foreign key (idParcela) references parcela
);

insert into vlastnictvi values(1, 1, 1, to_date('01-01-07', 'DD-MM-YY'),null);

select mp.name as moje_parcela, cp.name as cizi_stavba, SDO_GEOM.SDO_INTERSECTION(p1.tvarparcela, p2.tvarparcela,0.005)
from parcela p1, parcela p2 
where p1.cisloparcely = 1 AND p2.cisloparcely = xx;