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» Query Processing and Optimization for Pictorial Query Trees
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DEXAW
2007
IEEE
141views Database» more  DEXAW 2007»
14 years 5 months ago
SWARD: Semantic Web Abridged Relational Databases
The semantic web represents meta-data as a relation of triples using the RDF data model. We have developed a virtual repository system that enables to process queries to RDF views...
Johan Petrini, Tore Risch
ICDE
2010
IEEE
192views Database» more  ICDE 2010»
14 years 5 months ago
XML reasoning made practical
— We present a tool for the static analysis of XPath queries and XML Schemas. The tool introduces techniques used in the field of verification (such as binary decision diagrams...
Pierre Genevès, Nabil Layaïda
ICDE
2007
IEEE
205views Database» more  ICDE 2007»
15 years 8 days ago
Multi-source Skyline Query Processing in Road Networks
Skyline query processing has been investigated extensively in recent years, mostly for only one query reference point. An example of a single-source skyline query is to find hotel...
Ke Deng, Xiaofang Zhou, Heng Tao Shen
ICDE
1998
IEEE
119views Database» more  ICDE 1998»
15 years 7 days ago
Processing Incremental Multidimensional Range Queries in a Direct Manipulation Visual Query
We have developed a MultiMedia Visual Information Seeking (MMVIS) Environment that is the first system to support an integrated approach to the direct manipulation specification o...
Stacie Hibino, Elke A. Rundensteiner
CORR
2010
Springer
142views Education» more  CORR 2010»
13 years 11 months ago
XPath Whole Query Optimization
Previous work reports about SXSI, a fast XPath engine which executes tree automata over compressed XML indexes. Here, reasons are investigated why SXSI is so fast. It is shown tha...
Sebastian Maneth, Kim Nguyen