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» An Efficient Index Lattice for XML Query Evaluation
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ICEIS
2006
IEEE
14 years 1 months ago
Filtering Unsatisfiable XPATH Queries
The satisfiability test checks, whether or not the evaluation of a query returns the empty set for any input document, and can be used in query optimization for avoiding the submis...
Jinghua Groppe, Sven Groppe
SIGMOD
2001
ACM
95views Database» more  SIGMOD 2001»
14 years 7 months ago
Updating XML
As XML has developed over the past few years, its role has expanded beyond its original domain as a semantics-preserving markup language for online documents, and it is now also t...
Igor Tatarinov, Zachary G. Ives, Alon Y. Halevy, D...
WWW
2008
ACM
14 years 8 months ago
On incremental maintenance of 2-hop labeling of graphs
Recent interests on XML, Semantic Web, and Web ontology, among other topics, have sparked a renewed interest on graph-structured databases. A fundamental query on graphs is the re...
Ramadhana Bramandia, Byron Choi, Wee Keong Ng
DBA
2004
152views Database» more  DBA 2004»
13 years 9 months ago
CIMWOS: A Multimedia Archiving and Indexing System
This paper describes a multimedia, multilingual and multimodal research system called CIMWOS (Combined IMage and WOrd Spotting). CIMWOS incorporates an extensive set of multimedia...
Nick Hatzigeorgiu, Nikolaos Sidiropoulos, Harris P...
EDBT
2002
ACM
129views Database» more  EDBT 2002»
14 years 7 months ago
Schema-Driven Evaluation of Approximate Tree-Pattern Queries
Abstract. We present a simple query language for XML, which supports hierarchical, Boolean-connected query patterns. The interpretation of a query is founded on cost-based query tr...
Torsten Schlieder