Name
CG_Union — Computes the union of two geometries
Synopsis
geometry CG_Union( geometry geomA , geometry geomB );
Descripción
Computes the union of two geometries.
Performed by the SFCGAL module
![[Note]](../images/note.png)
|
|
|
NOTE: this function returns a geometry representing the union. |
Availability: 3.5.0
This method needs SFCGAL backend.
Geometry Examples
SELECT ST_AsText(CG_Union('POINT(.5 0)', 'LINESTRING(-1 0,1 0)'));
LINESTRING(-1 0,0.5 0,1 0)