PostGIS
Name
ST_AddEdgeModFace — Add a new edge and, if in doing so it splits a face, modify the original face and add a new face.
Synopsis
integer +`*`+ST_AddEdgeModFace*(`varchar `atopology, integer
anode, integer anothernode, geometry acurve`)`;
Description
Add a new edge and, if doing so splits a face, modify the original face and add a new one.
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Returns the id of the newly added edge.
Updates all existing joined edges and relationships accordingly.
If any arguments are null, the given nodes are unknown (must already
exist in the node table of the topology schema) , the acurve is
not a LINESTRING, the anode and anothernode are not the
start and endpoints of acurve then an error is thrown.
If the spatial reference system (srid) of the acurve geometry is not
the same as the topology an exception is thrown.
Availability: 2.0
This method
implements the SQL/MM specification. SQL-MM: Topo-Geo and Topo-Net 3:
Routine Details: X.3.13