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» Supporting Exploratory Queries in Databases
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VLDB
1999
ACM
131views Database» more  VLDB 1999»
15 years 8 months ago
High-Performance Extensible Indexing
Today’s object-relational DBMSs (ORDBMSs) are designed to support novel application domains by providing an extensible architecture, supplemented by domain-specific database ex...
Marcel Kornacker
SIGMOD
1998
ACM
96views Database» more  SIGMOD 1998»
15 years 8 months ago
Wavelet-Based Histograms for Selectivity Estimation
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
Yossi Matias, Jeffrey Scott Vitter, Min Wang
DEXAW
2003
IEEE
131views Database» more  DEXAW 2003»
15 years 9 months ago
Having a BLAST: Analyzing Gene Sequence Data with BlastQuest
An essential problem for biologists is the processing and evaluation of BLAST results. We advocate the deployment of database technology and describe a userdriven tool, called Bla...
William G. Farmerie, Joachim Hammer, Li Liu, Marku...
IQIS
2007
ACM
15 years 5 months ago
On the performance of one-to-many data transformations
Relational Database Systems often support activities like data warehousing, cleaning and integration. All these activities require performing some sort of data transformations. Si...
Paulo J. F. Carreira, Helena Galhardas, Joã...
ICDE
2012
IEEE
221views Database» more  ICDE 2012»
13 years 6 months ago
DPCube: Releasing Differentially Private Data Cubes for Health Information
—We demonstrate DPCube, a component in our Health Information DE-identification (HIDE) framework, for releasing differentially private data cubes (or multi-dimensional histogram...
Yonghui Xiao, James J. Gardner, Li Xiong