1.建表
CREATE TABLE multicurvetable (
id SERIAL PRIMARY KEY,
name VARCHAR(128),
geom GEOMETRY(MULTICURVE, 26910)
);
2.添加GIST索引
CREATE INDEX multicurvetable_gix ON multicurvetable USING GIST (geom);
3.插入数据
INSERT INTO multicurvetable (name, geom) VALUES ('m1',
ST_GeomFromText('MULTICURVE((0 0, 5 5),CIRCULARSTRING(4 0, 4 4, 8 4))', 26910)
);
4.QGIS中显示几何数据