… performance, a native XML query processing system should support query plans that mix
these two processing paradigms. The chapter describes the prototype native XML system, and …

… XML query processing: a twig query join, XML query algebras, optimizations of query plans,
and selectivity estimation of XML queries… description of XML query processing techniques …

… XML data tree based on the node-labeled model, and analogous explanations can also be
applied to the edge-labeled model… to XML single-query processing (Section 3.1) to XML multi-…

… Specifically, we consider two classes of major XML query processing techniques: … queries
in a mixed mode of navigation and join. In particular, it constructs a sophisticated cost model …

… The XML answer document can be browsed through a DOM-… query processor, which
resolves the client queries with the mediator view definitions, resulting in a set of unfolded queries …

… in a temporal XML graph, we can dramatically increase query … We give a query processing
strategy based on TempIndex … Finally, node and edge types in our model allow mixed con…

… features of XML such as document order and mixed content … management: a unifying
model to describe structured, semi-… XQuery takes a procedural approach to query processing, …

… alternative ways to process XML queries with keyword search… to build an extended
XML query processor that integrates … Third, RDBMSs allow to mix XML data and other (relational) …

… the query processor of Lore, a DBMS for XML-based data supporting an expressive query
… This paper describes Lore's query processor, with a focus on its cost-based query optimizer. …

… queried by the query optimizer must be minimized in order to optimize the query process with
respect to the query processing … capability to optimize the XML document query process by: …