Name

ST_RemoveIsoEdge — Removes an isolated edge and returns description of action. If the edge is not isolated, then an exception is thrown.

Synopsis

text ST_RemoveIsoEdge(varchar atopology, integer anedge);

Descrizione

Removes an isolated edge and returns description of action. If the edge is not isolated, then an exception is thrown.

Availability: 1.1

Questo metodo implementa la specifica SQL/MM. SQL-MM: Topo-Geo and Topo-Net 3: Routine Details: X+1.3.3

Esempi

-- Remove an isolated node with no face  --
SELECT topology.ST_RemoveIsoNode('ma_topo',  7 ) As result;
         result
-------------------------
 Isolated node 7 removed

Si veda anche

ST_AddIsoNode