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DBPL
2007
Springer
99views Database» more  DBPL 2007»
13 years 11 months ago
A Methodology for Coupling Fragments of XPath with Structural Indexes for XML Documents
George H. L. Fletcher, Dirk Van Gucht, Yuqing Wu, ...
DBPL
2007
Springer
91views Database» more  DBPL 2007»
13 years 11 months ago
Relational Completeness of Query Languages for Annotated Databases
Annotated relational databases can be queried either by simply making the annotations explicitly available along the ordinary data, or by adapting the standard query operators so ...
Floris Geerts, Jan Van den Bussche
DBPL
2007
Springer
75views Database» more  DBPL 2007»
13 years 11 months ago
Querying Structural and Behavioral Properties of Business Processes
BPQL is a novel query language for querying business process specifications, introduced recently in [5, 6]. It is based on an intuitive business processes as rewriting systems, an...
Daniel Deutch, Tova Milo
DBPL
2007
Springer
100views Database» more  DBPL 2007»
13 years 11 months ago
Provenance as Dependency Analysis
Abstract. Provenance is information recording the source, derivation, or history of some information. Provenance tracking has been studied in a variety of settings; however, althou...
James Cheney, Amal Ahmed, Umut A. Acar
DBPL
2007
Springer
102views Database» more  DBPL 2007»
13 years 11 months ago
A Theory of Stream Queries
Data streams are modeled as infinite or finite sequences of data elements coming from an arbitrary but fixed universe. The universe can have various built-in functions and predi...
Yuri Gurevich, Dirk Leinders, Jan Van den Bussche