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ER
2007
Springer
167views Database» more  ER 2007»
15 years 8 months ago
An Unified Dynamic Description Logic Model for Databases: Relational Data, Relational Operations and Queries
The paper presents an unified Description Logic (DL) model for databases. Describing database models using DLs is a fundamental problem in many areas because it turns databases to...
Guoshun Hao, Shilong Ma, Yuefei Sui, Jianghua Lv
EDBT
2010
ACM
185views Database» more  EDBT 2010»
15 years 6 months ago
BP-Ex: a uniform query engine for business process execution traces
Many enterprises nowadays use business processes, based on the BPEL standard, to achieve their goals. Analyzing the execution of such processes is critical for enforcing business ...
Eran Balan, Tova Milo, Tal Sterenzy
GIS
2010
ACM
15 years 2 months ago
Supporting location-based approximate-keyword queries
Many Web sites support keyword search on their spatial data, such as business listings and photos. In these systems, inconsistencies and errors can exist in both queries and the d...
Sattam Alsubaiee, Alexander Behm, Chen Li
ISAAC
2010
Springer
308views Algorithms» more  ISAAC 2010»
15 years 2 months ago
Levelwise Mesh Sparsification for Shortest Path Queries
Shortest path query is a problem to answer the shortest path from the origin to the destination in short time. The network is fixed, and the goal of the study is to develop efficie...
Yuichiro Miyamoto, Takeaki Uno, Mikio Kubo
PVLDB
2010
111views more  PVLDB 2010»
14 years 11 months ago
PolicyReplay: Misconfiguration-Response Queries for Data Breach Reporting
Recent legislation has increased the requirements of organizations to report data breaches, or unauthorized access to data. While access control policies are used to restrict acce...
Daniel Fabbri, Kristen LeFevre, Qiang Zhu