The modern XML query language called XQuery includes advanced facilities both to query and to transform XML data. An XQuery query optimizer should be able to optimize any query. F...
Abstract With the growing importance of XML in data exchange, much research tends to provide a compact labeling scheme and a flexible query facility to extract data from dynamic XM...
E-Services are becoming as promising technology for the effective automation of application integration across Web. They build upon XML, as data format for exchanging messages bet...
Currently, only few XML data management systems support concurrent access to an XML document, and if they do, they typically apply variations of hierarchical locking to handle XML...
Rational drug design is an example where integrated access to heterogeneous scientific data is urgently needed, as it becomes rapidly available due to new experimental and computa...