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STAsBinary (geometry Data Type)

Returns the Open Geospatial Consortium (OGC) Well-Known Binary (WKB) representation of a geometry instance.

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

.STAsBinary ( )

SQL Server return type: varbinary(max)

CLR return type: SqlBytes

The following example creates a LineString geometry instance from (0,0) to (2,3) from text. STAsBinary() returns the result in WKB.

DECLARE @g geometry;
SET @g = geometry::STGeomFromText('LINESTRING(0 0, 2 3)', 0);
SELECT @g.STAsBinary();
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