Spatial Functions

To use these functions, the Spatial Feature is required.

The spatial functions are based upon the JTS Topology Suite.

Notice, that JTS only considers x and y coordinate and ignores the z coordinate (although z can be definied)!

AsCartesianCoordinates(SpatialPolarCoordinate[])

Transform the list of spatial polar coordinates into a list of Cartesian coordinates

AsGeometry(Geometry)

AsGeometryCollection(Geometry)

AsLineString(Geometry)

AsMultiLineString(Geometry)

AsMultiPoint(Geometry)

AsMultiPolygon(Geometry)

AsPoint(Geometry)

AsPolarCoordinates()

FromWKT()

GetCentroid(Geometry)

Returns the centroid of the given geometry

SpatialBuffer(Geometry, Double)

Creates a buffer of the given size around the given geometry

SpatialContains(Geometry, Geometry)

Checks whether the first geometry contains the second geometry.

SpatialConvexHull(Geometry)

Computes the smallest convex spatial polygon that contains all the points in the geometry

SpatialCoveredBy(Geometry, Geometry)

SpatialCovers(Geometry, Geometry)

SpatialCrosses(Geometry, Geometry)

SpatialDisjoint(Geometry, Geometry)

SpatialEquals(Geometry, Geometry)

SpatialIntersection(Geometry, Geometry)

SpatialIsLine(Geometry)

SpatialIsPolygon(Geometry)

SpatialIsWithinDistance(Geometry, Double)

SpatialTouches(Geometry, Geometry)

SpatialUnion(Geometry, Geometry)

SpatialUnionBuffer(Geometry, Geometry, Geometry)

SpatialWithin(Geometry, Geometry)

ST_SetSRID(Geometry, Integer)

ST_Transform(Geometry, Integer)

ToCartesianCoordinate(SpatialPolarCoordinate)

Transforms the given spatial polar coordinate into a spatial Cartesian coordinate.

ToPolarCoordinate(SpatialCoordinate)

Transforms the given spatial Cartesian coordinate into a polar coordinate