asgml-geography-data-type.md

title	AsGml (geography Data Type)
description	AsGml (geography Data Type)
author	MladjoA
ms.author	mlandzic
ms.date	03/14/2017
ms.service	sql
ms.subservice	t-sql
ms.topic	reference
ms.custom	ignite-2025
f1_keywords	AsGml_(geography_Data_Type)_TSQL AsGml_(geography Data Type)
helpviewer_keywords	AsGml method
dev_langs	TSQL
monikerRange	=azuresqldb-current || >=sql-server-2016 || >=sql-server-linux-2017 || =azuresqldb-mi-current || =fabric-sqldb

AsGml - geography Data Type

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

Returns the Geography Markup Language (GML) representation of a geography instance.

For more information on Geography Markup Language, see the Open Geospatial Consortium Specification: OGC Specifications, Geography Markup Language.

Syntax

  
.AsGml ( )  

Return Types

[!INCLUDEssNoVersion] return type: xml

CLR return type: SqlXml

Remarks

Examples

The following example creates a LineString instance and uses AsGML() to return the GML description of the instance.

DECLARE @g geography;  
SET @g = geography::STGeomFromText('LINESTRING(-122.360 47.656, -122.343 47.656)', 4326);  
SELECT @g.AsGml();  

This method returns the description as a LineString instance.

<LineString xmlns="http://www.opengis.net/gml"><posList>47.656 -122.36 47.656 -122.343</posList></LineString>  

See Also

Extended Methods on Geography Instances