DBPL
2007
Springer
14 years 2 months ago
2007
Springer
Tree pattern matching is a fundamental problem that has a wide range of applications in Web data management, XML processing, and selective data dissemination. In this paper we deve...
DBPL
2007
Springer
14 years 2 months ago
2007
Springer
DBPL
2007
Springer
14 years 2 months ago
2007
Springer
Abstract. Formal semantics for XQuery with side-effects have been proposed in [13, 16]. We propose a different semantics which is better suited for database compilation. We substan...
DBPL
2007
Springer
14 years 2 months ago
2007
Springer
Inclusion between XML types is important but expensive, and is much more expensive when unordered types are considered. We prove here that inclusion for XML types with interleavin...
DBPL
2007
Springer
14 years 2 months ago
2007
Springer
Traditionally, infinite databases were studied as a data model for queries that may contain function symbols (since functions may be expressed as infinite relations). Recently, th...
DBPL
2007
Springer
14 years 5 months ago
2007
Springer
Transforming relational data into XML, as known as XML publishing, is often necessary when one wants to exchange data residing in databases or to create an XML interface of a tradi...
DBPL
2007
Springer
14 years 5 months ago
2007
Springer
Macro tree transducers (mtt) are an important model that both covers many useful XML transformations and allows decidable exact typechecking. This paper reports our first step tow...
DBPL
2007
Springer
14 years 5 months ago
2007
Springer
Martens et al. defined a pattern-based specification language equivalent in expressive power to the widely adopted XML Schema definitions (XSDs). This language consists of rules...
DBPL
2007
Springer
14 years 5 months ago
2007
Springer
Abstract. The complexity of containment and satisfiability of conjunctive queries over finite, unranked, labeled trees is studied with respect to the axes Child, NextSibling, the...
DBPL
2007
Springer
14 years 5 months ago
2007
Springer
The widespread adoption of XML has led to programming languages that support XML as a first class construct. In this paper, we present a method for analyzing and optimizing impera...