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VLDB
2003
ACM
115views Database» more  VLDB 2003»
16 years 7 months ago
Lineage tracing for general data warehouse transformations
Data warehousing systems integrate information from operational data sources into a central repository to enable analysis and mining of the integrated information. During the integ...
Yingwei Cui, Jennifer Widom
SIGMOD
2004
ACM
100views Database» more  SIGMOD 2004»
16 years 7 months ago
Cost-Based Labeling of Groups of Mass Spectra
We make two main contributions in this paper. First, we motivate and introduce a novel class of data mining problems that arise in labeling a group of mass spectra, specifically f...
Lei Chen 0003, Zheng Huang, Raghu Ramakrishnan
SIGMOD
2003
ACM
129views Database» more  SIGMOD 2003»
16 years 7 months ago
On Schema Matching with Opaque Column Names and Data Values
Most previous solutions to the schema matching problem rely in some fashion upon identifying "similar" column names in the schemas to be matched, or by recognizing commo...
Jaewoo Kang, Jeffrey F. Naughton
PODS
2005
ACM
129views Database» more  PODS 2005»
16 years 6 months ago
Regular rewriting of active XML and unambiguity
We consider here the exchange of Active XML (AXML) data, i.e., XML documents where some of the data is given explicitly while other parts are given only intensionally as calls to ...
Serge Abiteboul, Tova Milo, Omar Benjelloun
176
Voted
EDBT
2006
ACM
103views Database» more  EDBT 2006»
16 years 6 months ago
Finding Equivalent Rewritings in the Presence of Arithmetic Comparisons
The problem of rewriting queries using views has received significant attention because of its applications in a wide variety of datamanagement problems. For select-project-join SQ...
Foto N. Afrati, Rada Chirkova, Manolis Gergatsouli...