ststartpoint-geometry-data-type.md

title	description	author	ms.author	ms.date	ms.service	ms.subservice	ms.topic	ms.custom	f1_keywords	helpviewer_keywords	dev_langs	monikerRange
STStartPoint (geometry Data Type)	STStartPoint (geometry Data Type)	MladjoA	mlandzic	08/03/2017	sql	t-sql	reference	ignite-2024	STStartPoint_TSQL STStartPoint (geometry Data Type)	STStartPoint (geometry Data Type)	TSQL	=azuresqldb-current || >=sql-server-2016 || >=sql-server-linux-2017 || =azuresqldb-mi-current || =fabric

STStartPoint (geometry Data Type)

[!INCLUDE SQL Server Azure SQL Database Azure SQL Managed Instance FabricSQLDB]

Returns the start point of a geometry instance.

Syntax

  
.STStartPoint ( )  

Return Types

[!INCLUDEssNoVersion] return type: geometry

CLR return type: SqlGeometry

Open Geospatial Consortium (OGC) type: Point

Remarks

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();  

See Also

STPointN (geometry Data Type)
OGC Methods on Geometry Instances