STStartPoint (geometry Data Type)
Returns the start point of a geometry instance.
Składnia
.STStartPoint ( )
Return Types
SQL Server return type: geometry
CLR return type: SqlGeometry
Open Geospatial Consortium (OGC) type: Point
Uwagi
STStartPoint() is the equivalent of STPointN (1).
Examples
The following example creates a LineString instance and uses STStartPoint() to retrieve the start point of the instance.
DECLARE @g geometry;
SET @g = geometry::STGeomFromText('LINESTRING(0 0, 2 2, 1 0)', 0;
SELECT @g.STStartPoint().ToString();