spatial.addWKT

Procedure

Adds the given WKT string to the layer, returns the created geometry node

Signature

spatial.addWKT(layerName :: STRING, geometry :: STRING) :: (node :: NODE)

Input parameters

Name Type Default Description

layerName

STRING

null

The name of the layer

geometry

STRING

null

A WKT to add to the index

Output parameters

Name Type Description

node

NODE

Examples

Add a WKT geometry to a layer

CALL spatial.addWKTLayer('geom', 'wkt')
CALL spatial.addWKT('geom',"LINESTRING (15.2 60.1, 15.3 60.1)")
Table 1. Result
node 
( {
    bbox: [ 15.2, 60.1, 15.3, 60.1 ],
    gtype: 2,
    wkt: "LINESTRING (15.2 60.1, 15.3 60.1)"
})
 
CALL spatial.closest('geom',{lon:15.2, lat:60.1}, 1.0)
Table 2. Result
node 
( {
    bbox: [ 15.2, 60.1, 15.3, 60.1 ],
    gtype: 2,
    wkt: "LINESTRING (15.2 60.1, 15.3 60.1)"
})