H2GIS

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ST_GeometryType

Signature

VARCHAR ST_GeometryType(GEOMETRY geom);

Description

Returns geom’s type.

Implements the OpenGIS Simple Features Implementation Specification for SQL version 1.2.1.

Examples

SELECT ST_GeometryType('MULTIPOINT((4 4), (1 1), (1 0), (0 3)))');
-- Answer: MultiPoint

SELECT ST_GeometryType('LINESTRING(2 1, 1 3, 5 2)');
-- Answer: LineString

SELECT ST_GeometryType('MULTIPOLYGON(((0 2, 3 2, 3 6, 0 6, 0 2)),
                                     ((5 0, 7 0, 7 1, 5 1, 5 0)))');
-- Answer: MultiPolygon

SELECT ST_GeometryType('GEOMETRYCOLLECTION(
                          MULTIPOINT((4 4), (1 1), (1 0), (0 3)),
                          LINESTRING(2 6, 6 2),
                          POLYGON((1 2, 4 2, 4 6, 1 6, 1 2)))');
-- Answer: GEOMETRYCOLLECTION
See also