XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
Sourav S. Bhowmick, Curtis E. Dyreson, Erwin Leona...
This article describes how to implement efficient memory resident path indexes for semi-structured data. Two techniques are introduced, and they are shown to be significantly fas...
We propose a novel Partition Path-Based (PPB) grouping strategy to store compressed XML data in a stream of blocks. In addition, we employ a minimal indexing scheme called Block S...
An XML range query may impose predicates on the numerical or textual contents of the elements and/or their respective path structures. In order to handle content and structure ran...
Hua-Gang Li, S. Alireza Aghili, Divyakant Agrawal,...
Even though an effective cost-based query optimizer is of utmost importance for the efficient evaluation of XQuery expressions in native XML database systems, such a component is...