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PODS
2009
ACM
86views Database» more  PODS 2009»
16 years 7 months ago
Reverse data exchange: coping with nulls
An inverse of a schema mapping M is intended to "undo" what M does, thus providing a way to perform "reverse" data exchange. In recent years, three different f...
Ronald Fagin, Phokion G. Kolaitis, Lucian Popa, Wa...
EDBT
2008
ACM
135views Database» more  EDBT 2008»
16 years 6 months ago
Minimizing latency and memory in DSMS: a unified approach to quasi-optimal scheduling
Data Stream Management Systems (DSMSs) must support optimized execution scheduling of multiple continuous queries on massive, and frequently bursty, data streams. Previous approac...
Yijian Bai, Carlo Zaniolo
WEBDB
1998
Springer
106views Database» more  WEBDB 1998»
15 years 10 months ago
Interactive Query and Search in Semistructured Databases
Semistructured graph-based databases have been proposed as well-suited stores for World-Wide Web data. Yet so far, languages for querying such data are too complex for casual Web ...
Roy Goldman, Jennifer Widom
CIKM
2009
Springer
15 years 10 months ago
Multidimensional routing indices for efficient distributed query processing
Traditional routing indices in peer-to-peer (P2P) networks are mainly designed for document retrieval applications and maintain aggregated one-dimensional values representing the ...
Christos Doulkeridis, Akrivi Vlachou, Kjetil N&osl...
GRID
2004
Springer
15 years 12 months ago
Parallel and Distributed Astronomical Data Analysis on Grid Datafarm
A comprehensive study of the whole petabyte-scale archival data of astronomical observatories has a possibility of new science and new knowledge in the field, while it was not fe...
Naotaka Yamamoto, Osamu Tatebe, Satoshi Sekiguchi