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Rasqal RDF Query Library - News 2005-04-10 Version 0.9.8 Released Updated to SPARQL Query Language for RDF W3C Working Draft of 17 February 2005 Added casting to the engine and in SPARQL Restructured query engine to be based on a tree of graph patterns Constraints now work per-graph pattern Added a Data Graph API Query engine uses and binds graph names in queries (SPARQL LOAD, FROM and GRAPH) Expanded the Graph Pattern API See the 0.9.8 Release Notes for the full details of the changes. 2005-02-27 Version 0.9.7 Released Fix a resource cleanup problem when query results were not fully read Fixed some crashes in expression evaluation with invalid types Added a graph pattern API to provide full access to the query structures Added query methods to return just bound or all variables Some updates for syntax changes of SPARQL Query Language for RDF W3C Working Draft of 17 February 2005 Portability fixes for win32 (Dave Viner) See the 0.9.7 Release Notes for the full details of the changes. 2005-02-06 Version 0.9.6 Released Added support and API calls for new query result forms graph and boolean Added SPARQL CONSTRUCT, ASK result forms Added 7 new SPARQL built-in functions Allow UTF-8 and Unicode in prefixes and QNames in queries Several other changes and bug fixes. See the 0.9.6 Release Notes for the full details of the changes. 2005-01-16 Version 0.9.5 Released Query engine refactored to execute over graph patterns Added support for SPARQL optionals Added formatting of query results according to the SPARQL Variable Binding Results XML Format, W3C Working Draft, 21 December 2004 Updated SPARQL to handle syntax changes Many other improvements and fixes See the 0.9.5 Release Notes for the full details of the changes. 2004-10-29 Version 0.9.4 Released Fixed several crashes during query execution Fixed some memory leaks when a query failed Pass on internal raptor errors to rasqal users. See the 0.9.4 Release Notes for the full details of the changes. 2004-10-25 Version 0.9.3 Released License changed to LGPL 2.1/Apache 2 Added initial support for the W3C SPARQL Query Language for RDF, 2004-10-12 working draft Queries can now be executed multiple times Portability fixes for building on win32 (Chris Pointon) Various roqet utility improvements See the 0.9.3 Release Notes for the full details of the changes. 2004-08-03 Version 0.9.2 Released Fix casts for C++ Add win32 skeleton header file Fix a memory leak when using redland inside rasqal See the 0.9.2 Release Notes for the full details of the changes. 2004-06-13 Version 0.9.1 Released Added a query results class separate from the query class and moved all the results methods to the new class. Made portability fixes for the generated RDQL lexer files See the 0.9.1 Release Notes for the full details of the changes. 2004-05-15 Version 0.9.0 Released First public release. 2003-08-12 Version 0.1.0 Released Initial web site created. Nothing actually released. _________________________________________________________________ Copyright 2003-2005 Dave Beckett, Institute for Learning and Research Technology, University of Bristol |