CG_Union — Computes the union of two geometries
geometry CG_Union(
geometry
geomA
,
geometry
geomB
)
;
Computes the union of two geometries.
Performed by the SFCGAL module
NOTE: this function returns a geometry representing the union. |
Availability: 3.5.0
This method needs SFCGAL backend.
SELECT CG_Union('POINT(.5 0)', 'LINESTRING(-1 0,1 0)'); cg_union ----------- LINESTRING(-1 0,0.5 0,1 0) (1 row)