ST_3DDifference — Perform 3D difference
geometry ST_3DDifference(
geometry geom1, geometry geom2)
;
ST_3DDifference is deprecated as of 3.5.0. Use CG_3DDifference instead. |
Returns that part of geom1 that is not part of geom2.
Availability: 2.2.0
This method needs SFCGAL backend.
This method implements the SQL/MM specification. SQL-MM IEC 13249-3: 5.1
This function supports 3d and will not drop the z-index.
This function supports Polyhedral surfaces.
This function supports Triangles and Triangulated Irregular Network Surfaces (TIN).