ST_GetFaceGeometry
Name
ST_GetFaceGeometry — Returns the polygon in the given topology with the specified face id.
Synopsis
geometry
ST_GetFaceGeometry
(
varchar
atopology
, integer
aface
)
;
Description
Returns the polygon in the given topology with the specified face id. Builds the polygon from the edges making up the face.
Availability: 1.1
This method implements the SQL/MM specification. SQL-MM 3 Topo-Geo and Topo-Net 3: Routine Details: X.3.16
Examples
-- Returns the wkt of the polygon added with AddFace
SELECT ST_AsText(topology.ST_GetFaceGeometry('ma_topo', 1)) As facegeomwkt;
-- result --
facegeomwkt
--------------------------------------------------------------------------------
POLYGON((234776.9 899563.7,234896.5 899456.7,234914 899436.4,234946.6 899356.9,
234872.5 899328.7,234891 899285.4,234992.5 899145,234890.6 899069,
234755.2 899255.4,234612.7 899379.4,234776.9 899563.7))