# @comunica/actor-optimize-query-operation-distinct-terms-pushdown

> A distinct-terms-pushdown optimize-query-operation actor

Latest version **5.4.0** (published 2026-09-14) · MIT license · 0 weekly downloads

## Install

```sh
npm install @comunica/actor-optimize-query-operation-distinct-terms-pushdown
pnpm add @comunica/actor-optimize-query-operation-distinct-terms-pushdown
yarn add @comunica/actor-optimize-query-operation-distinct-terms-pushdown
bun add @comunica/actor-optimize-query-operation-distinct-terms-pushdown
```

## Health

**Score 60/100 (C)** — status: active.

Positive: has types; no vulnerabilities; recently updated; high maintenance score.

Warnings: low downloads; no esm support.

## Facts

| | |
|---|---|
| Version | 5.4.0 |
| Published | 2026-09-14 |
| First published | 2026-04-14 |
| Weekly downloads | 0 |
| License | MIT |
| TypeScript types | bundled |
| Module format | CommonJS |
| Dependencies | 8 |
| Unpacked size | 35.6 KB |
| Known vulnerabilities | 0 |
| Install scripts | no |
| GitHub stars | 589 |
| Maintainers | joachimvh, rubensworks, rubenverborgh, dexagod, jeswr |
| Keywords | comunica, actor, optimize-query-operation, distinct-terms-pushdown |

## Links

- npm: https://www.npmjs.com/package/@comunica/actor-optimize-query-operation-distinct-terms-pushdown
- Repository: https://github.com/comunica/comunica
- Homepage: https://comunica.dev/
- Issues: https://github.com/comunica/comunica/issues
- Funding: https://opencollective.com/comunica-association
- npm.io page: https://npm.io/package/@comunica/actor-optimize-query-operation-distinct-terms-pushdown

## Dependencies (8)

- [rdf-terms](https://npm.io/package/rdf-terms.md) ^2.0.0
- [@rdfjs/types](https://npm.io/package/@rdfjs/types.md) *
- [@comunica/core](https://npm.io/package/@comunica/core.md) ^5.4.0
- [@comunica/types](https://npm.io/package/@comunica/types.md) ^5.4.0
- [@comunica/utils-algebra](https://npm.io/package/@comunica/utils-algebra.md) ^5.4.0
- [@comunica/context-entries](https://npm.io/package/@comunica/context-entries.md) ^5.4.0
- [@comunica/utils-query-operation](https://npm.io/package/@comunica/utils-query-operation.md) ^5.4.0
- [@comunica/bus-optimize-query-operation](https://npm.io/package/@comunica/bus-optimize-query-operation.md) ^5.4.0

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## Recent versions

- 5.4.0 (latest) — 2026-09-14
- 5.3.0 — 2026-07-10
- 5.2.3 — 2026-05-26
- 5.2.2 — 2026-05-03
- 5.2.0 — 2026-04-14

## README

# Comunica Distinct Terms Pushdown Optimize Query Operation Actor

[![npm version](https://badge.fury.io/js/%40comunica%2Factor-optimize-query-operation-distinct-terms-pushdown.svg)](https://www.npmjs.com/package/@comunica/actor-optimize-query-operation-distinct-terms-pushdown)

An [Optimize Query Operation](https://github.com/comunica/comunica/tree/master/packages/bus-optimize-query-operation) actor
that rewrites `SELECT DISTINCT` queries to use the DistinctTerms operator when querying a single source that supports it.

This module is part of the [Comunica framework](https://github.com/comunica/comunica),
and should only be used by [developers that want to build their own query engine](https://comunica.dev/docs/modify/).

[Click here if you just want to query with Comunica](https://comunica.dev/docs/query/).

## Install

```bash
$ yarn add @comunica/actor-optimize-query-operation-distinct-terms-pushdown
```

## Configure

After installing, this package can be added to your engine's configuration as follows:
```text
{
  "@context": [
    ...
    "https://linkedsoftwaredependencies.org/bundles/npm/@comunica/actor-optimize-query-operation-distinct-terms-pushdown/^5.0.0/components/context.jsonld"
  ],
  "actors": [
    ...
    {
      "@id": "urn:comunica:default:optimize-query-operation/actors#distinct-terms-pushdown",
      "@type": "ActorOptimizeQueryOperationDistinctTermsPushdown"
    }
  ]
}
```

---
_Source: https://npm.io/package/@comunica/actor-optimize-query-operation-distinct-terms-pushdown · Machine-readable twin of the npm.io package page. Health data is recomputed on every publish._