Class VirtuosoStore

constructor

• new VirtuosoStore(options?: VirtuosoStoreOptions): VirtuosoStore

  Parameters

  • options: VirtuosoStoreOptions = {}

  Returns VirtuosoStore

Readonlyname

Readonlylibrary

ReadonlysparqlPath

queryPath

• get queryPath(): string

  SPARQL query endpoint path.

  Returns string

updatePath

• get updatePath(): string

  SPARQL update endpoint path (same endpoint).

  Returns string

connect

• connect(): Promise<void>

  Returns Promise<void>

disconnect

• disconnect(): Promise<void>

  Returns Promise<void>

isConnected

• isConnected(): boolean

  Returns boolean

getClient

• getClient(): SparqlHttpClient

  Returns the underlying (internal or injected) SPARQL HTTP client.

  Returns SparqlHttpClient

query

• query(sparql: string): Promise<any[]>

  Runs a SPARQL SELECT/CONSTRUCT query; returns the result bindings.

  Parameters

  • sparql: string

  Returns Promise<any[]>

ask

• ask(sparql: string): Promise<boolean>

  Runs a SPARQL ASK query; returns the boolean answer.

  Parameters

  • sparql: string

  Returns Promise<boolean>

update

• update(sparql: string): Promise<any>

  Runs a SPARQL UPDATE (INSERT/DELETE/DROP/...).

  Parameters

  • sparql: string

  Returns Promise<any>

add

• add(triples: string | string[], graph?: string): Promise<any>

  Inserts triples via INSERT DATA { ... }. Accepts a triple string or array.

  Parameters

  • triples: string | string[]
  • Optionalgraph: string

  Returns Promise<any>

drop

• drop(graph?: string): Promise<any>

  Drops a named graph, or all graphs when no graph is given.

  Parameters

  • Optionalgraph: string

  Returns Promise<any>