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» A Query System in a Biological Database
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BIOCOMP
2006
15 years 5 months ago
Data Integration with BioPAX Pathway Datasets for Automated Navigation
- The emergence of biological pathway datasets in BioPAX format provides a standard way to exchange pathway datasets and new ways to explore and navigate biological data. The lack ...
Keyuan Jiang
ICDCS
2009
IEEE
15 years 1 months ago
Fragmentation Design for Efficient Query Execution over Sensitive Distributed Databases
The balance between privacy and utility is a classical problem with an increasing impact on the design of modern information systems. On the one side it is crucial to ensure that ...
Valentina Ciriani, Sabrina De Capitani di Vimercat...
SIGMOD
2011
ACM
198views Database» more  SIGMOD 2011»
14 years 6 months ago
U-MAP: a system for usage-based schema matching and mapping
This demo shows how usage information buried in query logs can play a central role in data integration and data exchange. More specifically, our system U-Map uses query logs to g...
Hazem Elmeleegy, Jaewoo Lee, El Kindi Rezig, Moura...
PVLDB
2010
146views more  PVLDB 2010»
14 years 10 months ago
Generating Efficient Execution Plans for Vertically Partitioned XML Databases
Experience with relational systems has shown that distribution is an effective way of improving the scalability of query evaluation. In this paper, we show how distributed query e...
Patrick Kling, M. Tamer Özsu, Khuzaima Daudje...
DEXA
2003
Springer
108views Database» more  DEXA 2003»
15 years 9 months ago
Exploiting Similarity of Subqueries for Complex Query Optimization
Query optimizers in current database management systems (DBMS) often face problems such as intolerably long optimization time and/or poor optimization results when optimizing compl...
Yingying Tao, Qiang Zhu, Calisto Zuzarte