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DOLAP
2004
ACM
13 years 10 months ago
Evaluating XML-extended OLAP queries based on a physical algebra
In today’s OLAP systems, integrating fast changing data, e.g., stock quotes, physically into a cube is complex and time-consuming. The widespread use of XML makes it very possib...
Xuepeng Yin, Torben Bach Pedersen
CORR
2010
Springer
69views Education» more  CORR 2010»
13 years 5 months ago
The WebStand Project
In this short paper we present the state of advancement of the French ANR WebStand project. The objective of this project is to construct a customizable XML based warehouse platfo...
Benjamin Nguyen, François-Xavier Dudouet, D...
CORR
2008
Springer
113views Education» more  CORR 2008»
13 years 5 months ago
Expressing OLAP operators with the TAX XML algebra
With the rise of XML as a standard for representing business data, XML data warehouses appear as suitable solutions for Web-based decision-support applications. In this context, i...
Marouane Hachicha, Hadj Mahboubi, Jérô...
WIDM
2004
ACM
13 years 10 months ago
XPath lookup queries in P2P networks
We address the problem of querying XML data over a P2P network. In P2P networks, the allowed kinds of queries are usually exact-match queries over file names. We discuss the exte...
Angela Bonifati, Ugo Matrangolo, Alfredo Cuzzocrea...
EDBT
2009
ACM
113views Database» more  EDBT 2009»
13 years 12 months ago
Query ranking in probabilistic XML data
Twig queries have been extensively studied as a major fragment of XPATH queries to query XML data. In this paper, we study PXMLRANK query, (Q, k), which is to rank top-k probabili...
Lijun Chang, Jeffrey Xu Yu, Lu Qin