NAME

       RDF::Query::Parser::RDQL - An RDQL parser for RDF::Query

VERSION

       This document describes RDF::Query::Parser::RDQL version 2.910.

METHODS

       "new ( $query_object ) "
           Returns a new RDF::Query object.

       "parse ( $query ) "
           Parses the supplied RDQL query string, returning a parse tree.

REVISION HISTORY

        $Log$
        Revision 1.5  2006/01/11 06:03:45  greg
        - Removed use of Data::Dumper::Simple.

        Revision 1.4  2005/05/08 08:26:09  greg
        - Added initial support for SPARQL ASK, DESCRIBE and CONSTRUCT queries.
          - Added new test files for new query types.
        - Added methods to bridge classes for creating statements and blank nodes.
        - Added as_string method to bridge classes for getting string versions of nodes.
        - Broke out triple fixup code into fixup_triple_bridge_variables().
        - Updated FILTER test to use new Geo::Distance API.

        Revision 1.3  2005/04/26 02:54:40  greg
        - added core support for custom function constraints support
        - added initial SPARQL support for custom function constraints
        - SPARQL variables may now begin with the '$' sigil
        - broke out URL fixups into its own method
        - added direction support for ORDER BY (ascending/descending)
        - added 'next', 'current', and 'end' to Stream API

        Revision 1.2  2005/04/25 00:59:29  greg
        - streams are now objects usinig the Redland QueryResult API
        - RDF namespace is now always available in queries
        - row() now uses a stream when calling execute()
        - check_constraints() now copies args for recursive calls (instead of pass-by-ref)
        - added ORDER BY support to RDQL parser
        - SPARQL constraints now properly use the 'FILTER' keyword
        - SPARQL constraints can now use '&&' as an operator
        - SPARQL namespace declaration is now optional

        Revision 1.1  2005/04/21 02:21:44  greg
        - major changes (resurecting the project)
        - broke out the query parser into it's own RDQL class
        - added initial support for a SPARQL parser
          - added support for blank nodes
          - added lots of syntactic sugar (with blank nodes, multiple predicates and objects)
        - moved model-specific code into RDF::Query::Model::*
        - cleaned up the model-bridge code
        - moving over to redland's query API (pass in the model when query is executed)

AUTHOR

        Gregory Williams <gwilliams@cpan.org>