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» Generating Databases for Query Workloads
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SIGMOD
2006
ACM
116views Database» more  SIGMOD 2006»
15 years 11 months ago
Fast range-summable random variables for efficient aggregate estimation
Exact computation for aggregate queries usually requires large amounts of memory ? constrained in data-streaming ? or communication ? constrained in distributed computation ? and ...
Florin Rusu, Alin Dobra
SIGMOD
2001
ACM
95views Database» more  SIGMOD 2001»
15 years 11 months ago
Updating XML
As XML has developed over the past few years, its role has expanded beyond its original domain as a semantics-preserving markup language for online documents, and it is now also t...
Igor Tatarinov, Zachary G. Ives, Alon Y. Halevy, D...
SPIESR
2001
174views Database» more  SPIESR 2001»
15 years 17 days ago
Mapping low-level image features to semantic concepts
Humans tend to use high-level semantic concepts when querying and browsing multimedia databases; there is thus, a need for systems that extract these concepts and make available a...
Daniela Stan, Ishwar K. Sethi
CIKM
2010
Springer
14 years 9 months ago
Automatic schema merging using mapping constraints among incomplete sources
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
Xiang Li 0002, Christoph Quix, David Kensche, Sand...
EDBT
2008
ACM
159views Database» more  EDBT 2008»
15 years 11 months ago
P2P systems with transactional semantics
Structured P2P systems have been developed for constructing applications at internet scale in cooperative environments and exhibit a number of desirable features such as scalabili...
Shyam Antony, Divyakant Agrawal, Amr El Abbadi