John Schaap

GEOBUZZ 2026

OGC API Features: filteren op ruimtelijke, attributen en tijd (part 3) en CQL (Common Query Language part 5)

Op alle OGC API Features endpoints dus ook op de BGT

b.v. https://api.pdok.nl/kadaster/bgt/ogc/v1/

zie conformance class https://api.pdok.nl/kadaster/bgt/ogc/v1/conformance

BGT Spoor

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor

Polygoon in RD New met donkere omlijning op de PDOK BRT Achtergrondkaart grijs

Spatial filter (Geometries) (naam van geometry attribuut te vinden via het schema van de collectie)

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor/items?filter=s_intersects%28geometry%2CPOLYGON%28%284.3179+52.0809%2C4.3200+52.0854%2C4.3249+52.0873%2C4.3298+52.0854%2C4.3319+52.0809%2C4.3298+52.0764%2C4.3249+52.0745%2C4.3200+52.0764%2C4.3179+52.0809%29%29%29&crs=http%3A%2F%2Fwww.opengis.net%2Fdef%2Fcrs%2FOGC%2F1.3%2FCRS84&limit=1000

basic-spatial-functions

basic-spatial-functions
└── S_INTERSECTS (punt en bbox) 

basic-spatial-functions-plus
└── S_INTERSECTS
    + extra geometrietypen

spatial-functions
├── S_INTERSECTS
├── S_CONTAINS
├── S_CROSSES
├── S_DISJOINT
├── S_EQUALS
├── S_OVERLAPS
├── S_TOUCHES
└── S_WITHIN

Feature filtering alleen op Queryables “subset van velden uit het Schema”

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor/schema

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor/items?filter=s_intersects%28geometry%2CPOLYGON%28%284.3179+52.0809%2C4.3200+52.0854%2C4.3249+52.0873%2C4.3298+52.0854%2C4.3319+52.0809%2C4.3298+52.0764%2C4.3249+52.0745%2C4.3200+52.0764%2C4.3179+52.0809%29%29%29&crs=http%3A%2F%2Fwww.opengis.net%2Fdef%2Fcrs%2FOGC%2F1.3%2FCRS84&limit=1000&functie=trein

filter op tijd (time filter) peildatum (Allen’s Interval Algebra. https://en.wikipedia.org/wiki/Allen%27s_interval_algebra)

Zonder datum

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor/items?filter=s_intersects%28geometry%2CPOLYGON%28%284.3179+52.0809%2C4.3200+52.0854%2C4.3249+52.0873%2C4.3298+52.0854%2C4.3319+52.0809%2C4.3298+52.0764%2C4.3249+52.0745%2C4.3200+52.0764%2C4.3179+52.0809%29%29%29&crs=http%3A%2F%2Fwww.opengis.net%2Fdef%2Fcrs%2FOGC%2F1.3%2FCRS84&limit=1000

Met datum

https://api.pdok.nl/kadaster/bgt/ogc/v1/collections/spoor/items?filter=s_intersects%28geometry%2CPOLYGON%28%284.3179+52.0809%2C4.3200+52.0854%2C4.3249+52.0873%2C4.3298+52.0854%2C4.3319+52.0809%2C4.3298+52.0764%2C4.3249+52.0745%2C4.3200+52.0764%2C4.3179+52.0809%29%29%29&crs=http%3A%2F%2Fwww.opengis.net%2Fdef%2Fcrs%2FOGC%2F1.3%2FCRS84&limit=1000&datetime=2016-01-13T00%3A00%3A00.000Z

Allen-relaties voor tijdsintervallen kunnen worden uitgedrukt met CQL2-operatoren.
Voorbeelden: before → T_BEFORE, after → T_AFTER, equals → T_EQUALS en overlaps → T_INTERSECTS

Cloud Demo Viewer GeoParquet

https://geoparquet.org/

SELECT *
FROM read_parquet('provinciegebied_parquet_0')
where naam like '%Holland'

https://app.pdok.nl/cloud-demo-viewer/

Demo run

Demo run: https://app.pdok.nl/cloud-demo-viewer/demo/

Spatial selectie```sql

SELECT spoor.* FROM read_parquet(‘spoor_parquet_1’) spoor WHERE ST_Intersects( spoor.geom, ST_GeomFromText(‘POLYGON((82186 454735, 82329 455235, 82663 455446, 82997 455235, 83140 454735, 82997 454235, 82663 454024, 82329 454235, 82186 454735))’) ) AND spoor.functie = ‘trein’


### Combinatie maken met andere datasets

#### recept volg het spoor

```sql
SELECT spoor.*
FROM read_parquet('spoor_parquet_1') spoor
JOIN read_parquet('gemeentegebied_parquet_2') gemeente
  ON ST_Intersects(
    spoor.geom,
    gemeente.geometry
  )
WHERE gemeente.naam = '''s-Gravenhage'
  AND spoor.functie = 'trein'
  AND spoor.eind_registratie IS NULL

API DAYS

Location API

PDOK Location API

IJpromenade 2

PDOK Location API

zie ook Leermodule: https://pdok.github.io/leermodule-location-api/

🔹 Landing page

🔹 OpenAPI-documentatie

🔹 Conformance

🔹 Collections

Voorbeelden:

Generieke component Location API (Dutch developer-friendly building blocks for map viewers )

🔍 Search API demo’s

1️⃣ Basiszoekopdracht

Collectie selectie is relevant:

2️⃣ Autocomplete (gedeeltelijke input) limit 1 tot 50 resultaten

3️⃣ Zoeken in specifieke collecties (deepObject)

4️⃣ Zoekopdracht met relevance‑weging

5️⃣ Zoekopdracht met BBOX‑filter

rond nederland:

rond centrum nederland:

6️⃣ Resultaat ophalen als GeoJSON

6️⃣ Resultaat ophalen als JSON-FG

7️⃣ Resultaat ophalen als HTML

PDOK OGC API – Tiles

Dataset / Product Tiles‑endpoint Tile‑type
BGT – Basisregistratie Grootschalige Topografie https://api.pdok.nl/lv/bgt/ogc/v1/tiles Vector Tiles
BAG – Basisregistratie Adressen en Gebouwen https://api.pdok.nl/kadaster/bag/ogc/v2/tiles Vector Tiles
BRK – Bestuurlijke Gebieden https://api.pdok.nl/kadaster/brk-bestuurlijke-gebieden/ogc/v1/tiles Vector Tiles
BRK – Kadastrale Kaart https://api.pdok.nl/kadaster/brk-kadastrale-kaart/ogc/v1/tiles Vector Tiles
BRT – TOP10NL https://api.pdok.nl/brt/top10nl/ogc/v1/tiles Vector Tiles
BRT – Achtergrondkaart https://api.pdok.nl/kadaster/brt-achtergrondkaart/ogc/v1/tiles Vector Tiles

Standards

OGC Standards

Category Description Examples
OGC Services XML-based standards using HTTP for remote procedure calls WMS, WFS, CSW
OGC APIs RESTful, resource-centric APIs using modern web practices, building on legacy OGC services OGC API – Features, Tiles, Records

OGC Catalog

Inspire

Data and Service Model

Summary Regulation (EU) 1089/2010 Data model Regulation (EC) 976/2009 Service model
Full Title Interoperability of spatial datasets and services Network services for spatial data
Focus Area Data content and structure Access and delivery of data via services
Purpose Ensure harmonized data models across Member States Define how services like WMS, WFS, and discovery work
Applies To Spatial datasets (Annex I, II, III themes) Discovery, view, download, transformation, invoke services
Examples How a cadastral parcel or road is modeled How a WMS responds to a GetMap request
Technical Scope Data schemas, code lists, feature types Service interfaces, protocols, metadata accessibility standards
Target Audience Data producers, harmonization experts IT service providers, geoportal developers
INSPIRE Annex Coverage Annex I, II, III themes All services supporting INSPIRE datasets
Legal Basis Commission Regulation (EU) No. 1089/2010 Commission Regulation (EC) No. 976/2009

inspire Registry

Discovery / Harvesting

Technical Guidance for the implementation of INSPIRE Discovery Services) Source:

Harvesters CSW:

Non Inspire Dutch API harvest:

Dataset Designation Process in the Netherlands

The Aanmerkingsregister is a Dutch national register that tracks dataset designations related to various European data obligations, primarily:

Cadastral parcels

Definition CP:

Dutch Cadastral parcels

Aanmerkingsregister CP

Cadastral parcels Netherlands (European Data Portal search)

Kadastrale Percelen (INSPIRE geharmoniseerd) Cadastral Parcels (INSPIRE harmonized)

Conformance to INSPIRE Legislation

Inspire View (WMS)

feature info

Monitoring status

Inspire download

Field Value  
Specification Commission Regulation (EC) No. 976/2009 – implementing Directive 2007/2/EC as regards network services  
Specification Technical Guidance for INSPIRE Download Services  
Explanation Conformant with the technical specification, validated using the ETF Validator for INSPIRE view and download services version 1.4.1  

Inspire other

OGC API

Field Value
Specification Commission Regulation (EU) No. 1089/2010 https://eur-lex.europa.eu/eli/reg/2010/1089/oj/eng – implementing Directive 2007/2/EC on interoperability of spatial datasets and services
Specification Interoperable conformance class
Explanation The service complies with the requirements of the interoperable conformance class -
Specification WFS 2.0 conformance class
Explanation The service complies with the requirements of the WFS 2.0 conformance class

Kadastrale kaart (Cadastral map)

Conformance to INSPIRE

Inspire As is View (WMS)

feature info

Inspire validation

dataset metadata

Conformance Class Description Abstract test    
Metadata – Baseline Metadata for datasets and dataset series Metadata (TG) Metadata for network services ats-invocable-sds
Data – Interoperability Harmonized data models for Annex I–III themes Interoperability-metadata    
Network Services – View WMS services conforming to INSPIRE requirements View-service    
Network Services – Download WFS/ATOM services for data access Download    
Network Services – Discovery CSW services for metadata search Discovery-service    
Network Services – Transformation Services for schema transformation      
Data-Service Linking Linking datasets to services in metadata      
Registers – Core Basic structure and descriptors for INSPIRE registers      
Registers – Automatic Harvesting Descriptor rules for automated register updates      
Registers – Content Validation of register content and structure      

data model validation

Monitoring

Service status

OGC API

BRT achtergrond vectortiles

RDInfo

Developer

OGC API Common

Find Landingspage Open Graph protocol and sidemap

OGC Api Tiles

OGC API Mapbox Vector Tiles and OGC API - Styles

GeoBuzz match je open PDOK data tot een verrassende combinatie

Kiezen van de ingrediënten (zoeken en vinden)

OGC API Landingpage

Kastelen

NGR Kastelen RCE

Punt

Vlak

Hoekelum via RCE

see in google Earth

Kernhem via RCE

Camping

Mini Camping

Camping Groot

Bepalen van de volgorde en hoeveelheid (informatie analyse)

Shaken (maken van de combikaart)

Fietsroutes erbij

Protected sites

Zeven (testen van het resultaat)

kasteel ruine wageningen via RCE

Serveer de cocktail (style je kaart)

Geniet

Bijlage

OGC API Landingpage

OGC Api features

zie ook Leermodule: https://pdok.github.io/leermodule-ogc-api/

Collections

Items Feature by Parameter bbox

Item Feature by id

##

BAG relations N:M

filter

Item Feature by key from PDOK-API

OGC Api features Download Grid for Cityjson Zip

OGC API - 3D GeoVolumes

Developer

Rijkswaterstaat OGC APIs

Rijksdienst voor Ondernemend Nederland (RVO)

Beschermde gebieden

Habitat- en vogelrichtlijn

Flora en fauna

Energie

Twin testbed

viewer

catalog

STAC

ogc-api records

__ check markdown links mobilitytwin.

flowchart LR
    A[GIS-tijdperk]
    A --> B["1999<br/>WMS<br/>Kaarten als afbeelding"]
    A --> C["2002<br/>GML<br/>Uitwisseling van geodata in XML"]
    A --> D["2005<br/>WFS<br/>Geografische objecten via XML"]
    A --> E["2007<br/>CSW<br/>Metadata catalogi"]
    A --> F["2007<br/>WPS<br/>Geo-processen"]
    A --> G["2010-2015<br/>SOA<br/>XML domineert"]
    A --> H["2010+<br/>REST groeit explosief<br/>JSON wordt standaard op het web"]
    A --> I["2011<br/>Swagger<br/>API-documentatie en interactief testen"]
    A --> J["2015<br/>OpenAPI Specification<br/>Industriestandaard voor API-beschrijving"]
    A --> K["2017<br/>OGC API Features Part 1<br/>Eerste OGC API generatie"]
    A --> L["2020+<br/>OGC API Tiles<br/>OGC API Maps<br/>OGC API Records<br/>OGC API Processes"]
    A --> M["Nu<br/>API-first<br/>OpenAPI<br/>Swagger UI<br/>JSON<br/>Cloud-native<br/>STAC<br/>GeoParquet"]

    U[INSPIRE-ontwikkelingen]
    U --> V["2007<br/>INSPIRE-richtlijn<br/>Europese infrastructuur voor ruimtelijke informatie"]
    U --> W["2010-2013<br/>Implementatieregels<br/>Metadata, dataspecificaties en netwerkdiensten"]
    U --> X["2013+<br/>INSPIRE-data en -services<br/>Geharmoniseerde Europese geodata"]
    U --> Y["Nu<br/>Open data en API's<br/>Modernisering en hergebruik"]

    N[Ontwikkelingen buiten het GIS-domein]
    N --> O["1998-2005<br/>XML en SOAP<br/>Webservices voor systeemintegratie"]
    N --> P["2005-2010<br/>SOA en ESB<br/>Centrale gegevensuitwisseling"]
    N --> Q["2010+<br/>Einde van het SOAP-tijdperk<br/>REST en JSON worden dominant"]
    N --> R["2010-2015<br/>Big data<br/>Hadoop en grootschalige data-analyse"]
    N --> S["2015+<br/>Streaming en cloud<br/>Realtime data-analyse en microservices"]
    N --> T["Nu<br/>Data mesh<br/>Lakehouse<br/>AI en machine learning"]

    G -. parallel .-> P
    H -. sluit aan op .-> Q
    M -. convergentie .-> T
    J -. Europese context .-> U
    U -. doorontwikkeling .-> M

    %% Hoofdonderdelen van links naar rechts: GIS, INSPIRE en buiten het GIS-domein.
    A ~~~ U ~~~ N