ST_MultiPolygon

Определение

ST_MultiPolygon создает объект мультиполигона из формата WKT.

Синтаксис

Oracle

sde.st_multipolygon (wkt clob, srid integer)

PostgreSQL

sde.st_multipolygon (wkt, srid integer)
sde.st_multipolygon (esri_shape bytea, srid integer)

Тип возврата

ST_MultiPolygon

Пример

Oracle

CREATE TABLE mpoly_test (id integer, geometry sde.st_geometry);

INSERT INTO MPOLY_TEST VALUES (
1110,
sde.st_multipolygon ('multipolygon (((3 3, 4 6, 5 3, 3 3),(8 24, 9 25, 1 28, 8 24), (13 33, 7 36, 1 40, 10 43, 13 33)))', 0)
);

SELECT id, sde.st_astext (geometry) MULTI_POLYGON
FROM MPOLY_TEST
WHERE id = 1110; 

ID      MULTI_POLYGON

1110    MULTIPOLYGON (((13.00000000 33.00000000, 10.00000000 43.00000000,
        1.00000000 40.00000000, 7.00000000 36.00000000,
        13.00000000 33.00000000)),((8.00000000 24.00000000, 9.00000000 
        25.00000000, 1.00000000 28.0000000, 8.00000000 24.00000000)),
        ((3.00000000 3.00000000, 5.00000000 3.00000000,
        4.00000000 6.00000000, 3.00000000 3.00000000)))

PostgreSQL

CREATE TABLE mpoly_test (id integer, geometry sde.st_geometry);

INSERT INTO mpoly_test VALUES (
1110,
sde.st_multipolygon ('multipolygon (((3 3, 4 6, 5 3, 3 3), (8 24, 9 25, 1 28, 8 24), (13 33, 7 36, 1 40, 10 43, 13 33)))', 0)
);

SELECT id, sde.st_astext (geometry) 
AS MULTI_POLYGON
FROM mpoly_test
WHERE id = 1110; 

id      multi_polygon

1110    MULTIPOLYGON (((13 33, 10 43, 1 40, 7 36, 13 33)),
((8 24, 9 25, 1 28, 8 24)), ((3 3, 5 3, 4 6, 6 6)))