Method CreateSpatialIndexLatLong

Namespace

YndigoBlue.Velocity.Model

Assembly

YndigoBlue.Velocity.dll

CreateSpatialIndexLatLong(string, string, double, double, double, double, double, double, double)

Creates a spatial index on a geography column using WGS 84 (latitude/longitude) world-coverage defaults.

public SpatialIndex CreateSpatialIndexLatLong(string name, string column, double xmin = -180, double ymin = -90, double xmax = 90, double ymax = 180, double smallGridSize = 0.01, double mediumGridSize = 0.1, double largeGridSize = 1)

Parameters

name string

The index name.

column string

The name of the Geography column to index.

xmin double

Minimum longitude. Defaults to -180.

ymin double

Minimum latitude. Defaults to -90.

xmax double

Maximum longitude. Defaults to 90.

ymax double

Maximum latitude. Defaults to 180.

smallGridSize double

Fine grid cell size. Defaults to 0.01 degrees.

mediumGridSize double

Medium grid cell size. Defaults to 0.1 degrees.

largeGridSize double

Coarse grid cell size. Defaults to 1.0 degrees.

Returns

SpatialIndex

The newly created SpatialIndex.