A combine-union mediator

Usage no npm install needed!

<script type="module">
  import comunicaMediatorCombineUnion from 'https://cdn.skypack.dev/@comunica/mediator-combine-union';


Comunica Mediator Combine Union

npm version

A comunica mediator that takes the union of all actor results.

This module is part of the Comunica framework, and should only be used by developers that want to build their own query engine.

Click here if you just want to query with Comunica.


$ yarn add @comunica/mediator-combine-union


After installing, this mediator can be instantiated as follows:

  "@context": [
  "actors": [
      "@type": "SomeActor",
      "someMediator": {
        "@id": "config-sets:rdf-dereference.json#mediatorRdfParseMediatypes",
        "@type": "MediatorCombineUnion",
        "cc:Mediator/bus": { "@id": "cbrp:Bus/RdfParse" },
        "cmcu:Mediator/CombineUnion/field": "mediaTypes"

Config Parameters

  • cc:Mediator/bus: Identifier of the bus to mediate over.
  • cmcu:Mediator/CombineUnion/field: The field name to mediate over.