API Reference

Query

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Execute a SPARQL query

query.sparql(**kwargs) -> SparqlResult { features, type }

POST/api/v1/sparql

Execute a SPARQL query

ParametersExpand Collapse

query: String

SPARQL query string

ReturnsExpand Collapse

class SparqlResult { features, type }

GeoJSON FeatureCollection of SPARQL query results

features: Array[GeoJsonFeature { geometry, properties, type, 2 more } ]

GeoJSON features from SPARQL query

geometry: GeoJsonGeometry { coordinates, type }

coordinates: Array[Float] | Array[Array[Float]] | Array[Array[Array[Float]]] | Array[Array[Array[Array[Float]]]]

GeoJSON coordinates array (nesting depth varies by geometry type)

One of the following:

Array[Float]

Array[Array[Float]]

Array[Array[Array[Float]]]

Array[Array[Array[Array[Float]]]]

type: :Point | :LineString | :Polygon | 3 more

One of the following:

:Point

:LineString

:Polygon

:MultiPoint

:MultiLineString

:MultiPolygon

properties: Hash[Symbol, untyped]

type: :Feature

id: String

Feature identifier (type/osm_id)

osm_id: Integer

OpenStreetMap ID

type: :FeatureCollection

Execute a SPARQL query

Ruby

HTTP

TypeScript

Python

Java

Kotlin

Go

Ruby

CLI Tool

PHP

C#

require "plaza"

plaza = Plaza::Client.new(
  api_key: "My API Key",
  environment: "local" # defaults to "production"
)

sparql_result = plaza.query.sparql(query: "query")

puts(sparql_result)

Returns Examples