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STPointFromText (geometry Data Type)

Returns a geometry instance from an Open Geospatial Consortium (OGC) Well-Known Text (WKT) representation augmented with any Z (elevation) and M (measure) values carried by the instance.

Applies to: SQL Server (SQL Server 2008 through current version), Azure SQL Database.

STPointFromText ( 'point_tagged_text' , SRID )

point_tagged_text

Is the WKT representation of the geometry Point instance you wish to return. point_tagged_text is an nvarchar(max) expression.

SRID

Is an int expression representing the spatial reference ID (SRID) of the geometry Point instance you wish to return.

SQL Server return type: geometry

CLR return type: SqlGeometry

OGC type: Point

This method will throw a FormatException if the input is not well-formatted.

The following example uses STPointFromText() to create a geometry instance.

DECLARE @g geometry;
SET @g = geometry::STPointFromText('POINT (100 100)', 0);
SELECT @g.ToString();
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