Comunica Annotate Union Order Optimize Query Operation Actor

An Optimize Query Operation actor that annotates every union with orderUseful. This is a metadata entry that contains variable names that are common among unions and their siblings within a join.

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-optimize-query-operation-annotate-union-order
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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-optimize-query-operation-annotate-union-order/^5.0.0/components/context.jsonld"
  ],
  "actors": [
    ...
    {
      "@id": "urn:comunica:default:optimize-query-operation/actors#annotate-union-order",
      "@type": "ActorOptimizeQueryOperationAnnotateUnionOrder"
    }
  ]
}
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