Comunica Selectivity RDF Join Entries Sort Actor

An RDF Join Entries Sort actor that orders join entries by increasing selectivity values, so that the join entries that would become most selective come first.

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-entries-sort-selectivity
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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-entries-sort-selectivity/^1.0.0/components/context.jsonld"
  ],
  "actors": [
    ...
    {
      "@id": "urn:comunica:default:rdf-join-entries-sort/actors#selectivity",
      "@type": "ActorRdfJoinEntriesSortSelectivity",
      "mediatorJoinSelectivity": { "@id": "urn:comunica:default:rdf-join-selectivity/mediators#main" }
    }
  ]
}
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Config Parameters

• mediatorJoinSelectivity: A mediator over the Join Selectivity bus.