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» A Query System in a Biological Database
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DILS
2004
Springer
15 years 10 months ago
Links and Paths through Life Sciences Data Sources
An abundance of biological data sources contain data on classes of scientific entities, such as genes and sequences. Logical relationships between scientific objects are implemen...
Zoé Lacroix, Hyma Murthy, Felix Naumann, Lo...
ICDT
2011
ACM
270views Database» more  ICDT 2011»
14 years 8 months ago
On the equivalence of distributed systems with queries and communication
Distributed data management systems consist of peers that store, exchange and process data in order to collaboratively achieve a common goal, such as evaluate some query. We study...
Serge Abiteboul, Balder ten Cate, Yannis Katsis
SIGMOD
2010
ACM
364views Database» more  SIGMOD 2010»
15 years 9 months ago
Optimizing schema-last tuple-store queries in graphd
Current relational databases require that a database schema exist prior to data entry and require manual optimization for best performance. We describe the query optimization tech...
Scott M. Meyer, Jutta Degener, John Giannandrea, B...
ICEBE
2005
IEEE
168views Business» more  ICEBE 2005»
15 years 10 months ago
Frequency Operators for Condensative Queries over Data Streams
Over a traditional Database Management System (DBMS), the answer to an aggregate query is usually much smaller than the answer to a similar nonaggregate query. Therefore, we call ...
Lisha Ma, Werner Nutt
CIKM
2006
Springer
15 years 6 months ago
Processing relaxed skylines in PDMS using distributed data summaries
Peer Data Management Systems (PDMS) are a natural extension of heterogeneous database systems. One of the main tasks in such systems is efficient query processing. Insisting on co...
Katja Hose, Christian Lemke, Kai-Uwe Sattler