Descrizione

Converts a TopoGeometry to a TopoElement.

Availability: 3.4.0

Esempi

This is a full self-contained workflow

-- do this if you don't have a topology setup already
-- Creates topology not allowing any tolerance
SELECT TopoElement(topo)
FROM neighborhoods;

-- using as cast
SELECT topology.TopoElementArray_Agg(topo::topoelement)
FROM neighborhoods
GROUP BY city;

Si veda anche

TopoElementArray_Agg, TopoGeometry, TopoElement