geog_dwithin geog_intersects geom_contains geom_covers geom_disjoint2d geom_dwithin2d geom_dwithin3d geom_intersects2d geom_intersects3d geom_relate_pattern geom_touches

geom_dwithin2d() bool geom_dwithin2d ( const GSERIALIZED *  gs1, const GSERIALIZED *  gs2, double  tolerance  ) Return true if two geometries are within a distance. Parameters [in] gs1,gs2 Geometries [in] tolerance Tolerance Note PostGIS function: LWGEOM_dwithin(PG_FUNCTION_ARGS)