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ICDT
2012
ACM
226views Database» more  ICDT 2012»
13 years 11 days ago
Factorised representations of query results: size bounds and readability
We introduce a representation system for relational data based on algebraic factorisation using distributivity of product over union and commutativity of product and union. We giv...
Dan Olteanu, Jakub Zavodny
CIKM
2006
Springer
15 years 1 months ago
Maximizing the sustained throughput of distributed continuous queries
Monitoring systems today often involve continuous queries over streaming data, in a distributed collaborative system. The distribution of query operators over a network of process...
Ioana Stanoi, George A. Mihaila, Themis Palpanas, ...
SIGMOD
2006
ACM
121views Database» more  SIGMOD 2006»
15 years 3 months ago
Derby/S: a DBMS for sample-based query answering
Although approximate query processing is a prominent way to cope with the requirements of data analysis applications, current database systems do not provide integrated and compre...
Anja Klein, Rainer Gemulla, Philipp Rösch, Wo...
UML
2001
Springer
15 years 2 months ago
On Querying UML Data Models with OCL
UML is the de-facto standard language for Object-Oriented analysis and design of information systems. Persistent storage and extraction of data in such systems is supported by dat...
David H. Akehurst, Behzad Bordbar
ICDE
2011
IEEE
274views Database» more  ICDE 2011»
14 years 1 months ago
SQPR: Stream query planning with reuse
—When users submit new queries to a distributed stream processing system (DSPS), a query planner must allocate physical resources, such as CPU cores, memory and network bandwidth...
Evangelia Kalyvianaki, Wolfram Wiesemann, Quang Hi...