FindTopology — Returns a topology record by different means.
topology FindTopology(TopoGeometry topogeom);
topology FindTopology(regclass layerTable, name layerColumn);
topology FindTopology(name layerSchema, name layerTable, name layerColumn);
topology FindTopology(text topoName);
topology FindTopology(int id);
Takes a topology identifier or the identifier of a topology-related object and returns a topology.topology record.
Availability: 3.2.0
SELECT name(findTopology('features.land_parcels', 'feature'));
name
-----------
city_data
(1 row)