What's New !

• 11/14/2001: New presentation slides "XML Tutorial for Beginners" is added. This is used for cs244a class @ UCLA.

• 10/1/2001: New technical document "Semantic Data Modeling using XML Schemas" is added.

• 6/20/2001: New technical document "Taxonomy of XML Schema Languages using Formal Language Theory" is added.

• 4/25/2001: New technical document "Nesting-based Relational-to-XML Schema Translation" is added.

• 1/25/2001: New technical document "Comparative Examples of XML Schema and Query Languages" is added.

• 1/22/2001: New technical document "Technical Survey of XML Schema and Query Languages" is added.

• 12/05/2000: XML data sets are added.

• 11/13/2000: New technical document "Reasoning about XML Schema Languages using Formal Language Theory" is added.

• 10/10/2000: We won the best paper award in 19th ER conference for "Constraints-preserving Transformation from XML Document Type Definition to Relational Schema".

• 09/08/2000: New section "Resources" is added.

• 09/07/2000: Ph.D Dissertation Prospectus slide "XML Processing and Relaxation in Relational Databases" is added.

• 08/23/2000: QuiltParser v 0.9.1 is released. We've done more extensive testing based on the Don Chamberlin's use cases.

• 08/17/2000: QuiltParser v 0.9 is released. QuiltParser is a parser for the Quilt XML query language written with JavaCC.

• 08/09/2000: Xpress implementation v 0.5.2 is released. This version fixes several bugs and is upgraded to use the latest versions of Oracle xml parser v 2.0.2.9 (SAX and DOM implementation). Also, now its source codes can be easily re-compiled using the provided Makefile environments in both NT and UNIX.

• 07/06/2000: Xpress implementation v 0.5.1 is released. This is the bug fix version of the V 0.5

• 06/07/2000: New technical document "Comparative Analysis of Six XML Schema Languages" is added.

• 04/11/2000: Xpress implementation v 0.5 is released.

• 04/03/2000: Initial release of Xpress Project home page.