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JASIS
2008
125views more  JASIS 2008»
15 years 6 months ago
A tool for data cube construction from structurally heterogeneous XML documents
Data cubes for OLAP (Online Analytical Processing) often need to be constructed from data located in several distributed and autonomous information sources. Such a data integratio...
Turkka Näppilä, Kalervo Järvelin, T...
SIGMOD
2003
ACM
239views Database» more  SIGMOD 2003»
16 years 6 months ago
D(k)-Index: An Adaptive Structural Summary for Graph-Structured Data
To facilitate queries over semi-structured data, various structural summaries have been proposed. Structural summaries are derived directly from the data and serve as indices for ...
Chen Qun, Andrew Lim, Kian Win Ong
ICDE
2007
IEEE
139views Database» more  ICDE 2007»
16 years 7 months ago
Updating Recursive XML Views of Relations
This paper investigates the view update problem for XML views published from relational data. We consider (possibly) recursively defined XML views, compressed into DAGs and stored...
Byron Choi, Gao Cong, Wenfei Fan, Stratis Viglas