spatial.addWKTs

Procedure

Adds the given WKT string list to the layer, returns the created geometry nodes

Signature

spatial.addWKTs(layerName :: STRING, geometry :: LIST<STRING>) :: (node :: NODE)

Input parameters

Name Type Default Description

layerName

STRING

null

The name of the layer

geometry

LIST<STRING>

null

A list of WKTs to add to the index

Output parameters

Name Type Description

node

NODE

Examples

Add multiple WKT geometries to a layer

CALL spatial.addLayer('geom','geohash','lon:lat')
CALL spatial.addWKTs('geom',[ "POINT (15.2 60.1)", "POINT (25.2 30.1)" ])
Table 1. Result
node 
( {
    bbox: [ 15.2, 60.1, 15.2, 60.1 ],
    gtype: 1,
    lat: 60.1,
    lon: 15.2
})
 
( {
    bbox: [ 25.2, 30.1, 25.2, 30.1 ],
    gtype: 1,
    lat: 30.1,
    lon: 25.2
})
 
CALL spatial.closest('geom',{lon:15.0, lat:60.0}, 1.0)
Table 2. Result
node 
( {
    bbox: [ 15.2, 60.1, 15.2, 60.1 ],
    gtype: 1,
    lat: 60.1,
    lon: 15.2
})