The OntoBroker web service provides six operations:
| • | query - Use this operation to run ObjectLogic or SPARQL queries |
| • | command - Use this operation to send commands to the OntoBroker server |
| • | queryBatch - Special operation to send multiple queries in a single message to OntoBroker |
| • | openQuery - Starts evaluation of query and returns the query key |
| • | getNextQueryResults - Retrieves the next results |
| • | cancelOpenQuery - Call this operation to cancel an open query |