geography Data Type Method Reference


SQL Server supports a set of methods for the geography spatial data type, including methods on geography that are defined by the Open Geospatial Consortium (OGC) standard and a set of Microsoft extensions to that standard.

The error tolerance for the geography methods can be as large as 1.0e-7 * extents. The extents refer to the approximate maximal distance between points of the geographyobject.

OGC Methods on Geography Instances

Extended Methods on Geography Instances

OGC Static Geography Methods

Extended Static Geography Methods

Static Aggregate Geography Methods

Spatial Data Types Overview