ARQ - A query engine for Jena, implementing SPARQL.
ARQ is an implementation of SPARQL, an RDF query language defined by W3C.
Interface Summary Interface Description DatasetQuery is over a Dataset, a collection of named graphs and a background graph (also called the default graph or unnamed graph). DatasetAccessor Deprecated.Use
QueryExecutionA interface for a single execution of a query. QuerySolutionA single answer from a SELECT query. QueryVisitorQuery visitor pattern ResultSetResults from a query in a table-like manner for SELECT queries. ResultSetRewindable
Class Summary Class Description ARQARQ - miscellaneous settings BIOInput DatasetAccessorFactory Deprecated.Use
Datasets in various ways.
ParameterizedSparqlStringA Parameterized SPARQL String is a SPARQL query/update into which values may be injected. QueryThe data structure for a query as presented externally. QueryExecutionBuilder Deprecated.Avoid. QueryExecutionFactoryPlace to make QueryExecution objects from Query objects or a string. QueryFactory QuerySolutionMapImplementation of QuerySolution that is backed by an in-memory map. ResultSetCloseable ResultSetFactoryResultSetFactory - make result sets from places other than a query. ResultSetFormatterResultSetFormatter - Convenience ways to call the various output formatters. SortCondition SyntaxSymbols for query language syntaxes
Enum Summary Enum Description QueryTypeQueryType: one of the different kinds of query. ReadWrite TxnType
Exception Summary Exception Description LabelExistsExceptionLabelExists in a named composite data source QueryBuildExceptionQueryBuildException is exception for all exceptions during query execution construction. QueryCancelledExceptionIndicate that a query execution has been cancelled and the operation can't be called QueryExceptionQueryException is root exception for all (intentional) exceptions associated with query parsing and execution. QueryExecExceptionQueryExecException indicates a condition encountered during query evaluation. QueryFatalExceptionQueryFatalException is such that the query aborts do to some problem (this might be an internal error or something in the way the query builds or executes). QueryParseExceptionQueryParseException is root exception for all (intentional) exceptions from the various parsers where the error is to do with the syntax of a query.