---
title: '@unrdf/federation API'
description: Distributed knowledge graph federation
---

# @unrdf/federation

Federated SPARQL queries across multiple RDF stores and endpoints.

## Installation

```bash
pnpm add @unrdf/federation
```

## Quick Start

```javascript
import { FederatedStore } from '@unrdf/federation';

const federated = new FederatedStore([
  { url: 'http://dbpedia.org/sparql' },
  { url: 'http://wikidata.org/sparql' },
]);

const results = await federated.query('SELECT * WHERE { ?s ?p ?o }');
```

---

[View @unrdf/federation source →](https://github.com/unrdf/unrdf/tree/main/packages/federation)