Database Reference
In-Depth Information
)
SELECT (ST_Dump(ST_Union(the_geom))).geom AS
the_geom FROM
rawpoints;
The following screenshot shows our polygons as a set of points:
ThesetofpointsintheprecedingscreenshotiswhatwefeedintoourVoronoical-
culation:
CREATE TABLE voronoi AS
SELECT * FROM voronoi('voronoi_points',
'the_geom') AS (id integer, the_geom geometry);
The following screenshot shows a Voronoi diagramderived from our points:
