PostGIS

TopoGeo_AddLineString — Adds a linestring to an existing topology using a tolerance and possibly splitting existing edges/faces. Returns edge identifiers.

SETOF integer +`*`+TopoGeo_AddLineString*(`varchar `atopology, geometry aline, float8 tolerance`)`;

Adds a linestring to an existing topology and returns a set of edge identifiers forming it up. The given line will snap to existing nodes or edges within given tolerance. Existing edges and faces may be split by the line.

Availability: 2.0.0

TopoGeo_AddPoint, TopoGeo_AddPolygon, AddEdge, CreateTopology