ogc-methods-on-geometry-instances.md

title	OGC Methods on Geometry Instances
description	OGC Methods on Geometry Instances
author	MladjoA
ms.author	mlandzic
ms.date	03/14/2017
ms.service	sql
ms.subservice	t-sql
ms.topic	reference
ms.custom	ignite-2025
helpviewer_keywords	OGC Methods on Geometry Instances [SQL Server]
dev_langs	TSQL
monikerRange	>=aps-pdw-2016 || =azuresqldb-current || =azure-sqldw-latest || >=sql-server-2016 || >=sql-server-linux-2017 || =azuresqldb-mi-current || =fabric-sqldb

OGC Methods on Geometry Instances

[!INCLUDE sql-asdb-asdbmi-asa-pdw-fabricsqldb]

[!INCLUDEssNoVersion] supports the Open Geospatial Consortium (OGC) methods on geometry instances.

For more information on OGC specifications, see the following:

• OGC Specifications, Simple Feature Access Part 1 - Common Architecture

• OGC Specifications, Simple Feature Access Part 2 - SQL Options

In This Section

• STArea

• STAsBinary

• STAsText

• STBoundary

• STBuffer

• STCentroid

• STContains

• STConvexHull

• STCrosses

• STCurveN (geometry Data Type)

• STCurveToLine (geometry Data Type)

• STDifference

• STDimension

• STDisjoint

• STDistance

• STEndpoint

• STEnvelope

• STEquals

• STExteriorRing

• STGeometryN

• STGeometryType

• STInteriorRingN

• STIntersection

• STIntersects

• STIsClosed

• STIsEmpty

• STIsRing

• STIsSimple

• STIsValid

• STLength

• STNumCurves (geometry Data Type)

• STNumGeometries

• STNumInteriorRing

• STNumPoints

• STOverlaps

• STPointN

• STPointOnSurface

• STRelate

• STSrid

• STStartPoint

• STSymDifference

• STTouches

• STUnion

• STWithin

• STX

• STY

See Also

Extended Methods on Geometry Instances
OGC Static Geometry Methods
Extended Static Geometry Methods