Extended Methods on Geography Instances

**APPLIES TO:** SQL Server (starting with 2012) Azure SQL Database Azure SQL Data Warehouse Parallel Data Warehouse

SQL Server supports a number of extended methods on Open Geospatial Consortium (OGC) geography instances.

For more information on OGC specifications, see the following resources:

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

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

• OGC Specifications, Geography Markup Language

In This Section

• AsBinaryZM (geography Data Type)

• AsGml

• AsTextZM

• BufferWithCurves (geography Data Type)

• BufferWithTolerance

• CurveToLineWithTolerance (geography Data Type)

• EnvelopeAngle

• EnvelopeCenter

• Filter

• HasM (geography Data Type)

• HasZ (geography Data Type)

• InstanceOf

• IsNull

• IsValidDetailed (geography Data Type)

• Lat

• Long

• M

• MakeValid

• MinDbCompatibilityLevel (geography Data Type)

• NumRing

• Reduce

• ReorientObject

• RingN

• ShortestLineTo (geography Data Type)

• ToString

• Z

See Also

OGC Methods on Geography Instances
OGC Static Geography Methods
Extended Static Geography Methods