Comunica Inner Multi-way Sequential RDF Join Actor

An RDF Join actor that inner-joins 3 or more streams by joining the first two, and joining the result with the remaining streams by delegating back to the RDF Join bus.

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.

Install

$ yarn add @comunica/actor-rdf-join-inner-multi-sequential
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Configure

After installing, this package can be added to your engine's configuration as follows:

{
  "@context": [
    ...
    "https://linkedsoftwaredependencies.org/bundles/npm/@comunica/actor-rdf-join-inner-multi-sequential/^4.0.0/components/context.jsonld"
  ],
  "actors": [
    ...
    {
      "@id": "urn:comunica:default:rdf-join/actors#inner-multi-sequential",
      "@type": "ActorRdfJoinMultiSequential",
      "mediatorJoinSelectivity": { "@id": "urn:comunica:default:rdf-join-selectivity/mediators#main" },
      "mediatorJoin": { "@id": "urn:comunica:default:rdf-join/mediators#main" }
    }
  ]
}
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Config Parameters

• mediatorJoinSelectivity: A mediator over the RDF Join Selectivity bus.
• mediatorJoin: A mediator over the RDF Join bus.