Package com.hp.hpl.jena.query

ARQ - A query engine for Jena, implementing SPARQL.

See:
          Description

Interface Summary
Dataset Query is over a Dataset, a collection of named graphs and a background graph (also called the default graph or unnamed graph).
DataSource A DataSource is a Dataset that has modification operations.
QueryExecution A interface for a single execution of a query.
QuerySolution A single answer from a SELECT query.
QueryVisitor Query visitor pattern
ResultSet Results from a query in a table-like manner for SELECT queries.
 

Class Summary
ARQ ARQ - miscellaneous settings
Constants  
DataFormat  
DatasetFactory Make DataSources in various ways
Query The data structure for a query as presented externally.
QueryExecutionFactory Place that makes QueryExecution objects.
QueryFactory  
ResultSetFactory ResultSetFactory - make result sets from places other than a query.
ResultSetFormatter ResultSetFormatter - Convenience ways to call the various output formatters.
SortCondition  
Syntax Symbols for query language syntaxes
 

Exception Summary
LabelExistsException LabelExists in a named composite data source
QueryBuildException QueryBuildException is exception for all excpetions during query execution construction.
QueryException QueryException is root exception for all (intentional) exceptions associated with query parsing and execution.
QueryExecException QueryExecException indicates a condition encountered during query evaluation.
QueryParseException QueryParseException is root exception for all (intentional) exceptions from the various parsers where the error is to do with the syntax of a query.
 

Package com.hp.hpl.jena.query Description

ARQ - A query engine for Jena, implementing SPARQL.

ARQ is an implementation of SPARQL, an RDF query language defined by W3C.



Copyright © 2004, 2005 Hewlett-Packard Development Company, LP