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DEBU
2007
95views more  DEBU 2007»
14 years 10 months ago
Recording Provenance for SQL Queries and Updates
Knowing the origin of data (i.e., where the data was copied or created from)—its provenance—is vital for assessing the trustworthiness of contemporary scientific databases su...
Stijn Vansummeren, James Cheney
EDBT
2010
ACM
185views Database» more  EDBT 2010»
14 years 12 months ago
Probabilistic threshold k nearest neighbor queries over moving objects in symbolic indoor space
The availability of indoor positioning renders it possible to deploy location-based services in indoor spaces. Many such services will benefit from the efficient support for k n...
Bin Yang 0002, Hua Lu, Christian S. Jensen
SIGMOD
2011
ACM
222views Database» more  SIGMOD 2011»
14 years 22 days ago
Data generation using declarative constraints
We study the problem of generating synthetic databases having declaratively specified characteristics. This problem is motivated by database system and application testing, data ...
Arvind Arasu, Raghav Kaushik, Jian Li
ICDE
2003
IEEE
144views Database» more  ICDE 2003»
15 years 11 months ago
Scalable template-based query containment checking for web semantic caches
Semantic caches, originally proposed for client-server database systems, are being recently deployed to accelerate the serving of dynamic web content by transparently caching data...
Khalil Amiri, Sanghyun Park, Renu Tewari, Sriram P...
ADC
2009
Springer
134views Database» more  ADC 2009»
15 years 4 months ago
Mobile Information Exchange and Integration: From Query to Application Layer
Due to the popularity of mobile devices, more and more commercial applications have been developed on these devices. While commercial applications are mostly backed by relational ...
Van T. K. Tran, Raymond K. Wong, William K. Cheung...