Wikidata SPARQL Query Service boundary

Evidence-backed facts

1. The Wikidata Query Service executes SPARQL queries over Wikidata's structured knowledge graph and returns standard query representations. informative
2. Public queries are subject to execution time, load, and service limits, so broad joins can time out and must be decomposed or optimized. informative
3. Clients should identify themselves where required, cache responsibly, and use dumps or alternate access methods for unsuitable bulk workloads. informative
4. Wikidata statements can be incomplete, disputed, stale, or community-edited; query success is not proof of factual truth or source independence. informative

Primary sources