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» LoPiX: A System for XML Data Integration and Manipulation
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DOLAP
2004
ACM
14 years 2 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
WEBDB
2001
Springer
160views Database» more  WEBDB 2001»
14 years 1 months ago
The Table and the Tree: On-Line Access to Relational Data through Virtual XML Documents
For speed and convenience, applications routinely cache XML data locally, and access it through standard parser (SAX) or tree (DOM) interfaces. When the source of this data is a r...
Philip Bohannon, Henry F. Korth, P. P. S. Narayan
INFSOF
2006
117views more  INFSOF 2006»
13 years 8 months ago
A high concurrency XPath-based locking protocol for XML databases
Providing efficient access to XML documents becomes crucial in XML database systems. More and more concurrency control protocols for XML database systems were proposed in the past...
Kuen-Fang Jack Jea, Shih-Ying Chen
ICDE
2005
IEEE
124views Database» more  ICDE 2005»
14 years 10 months ago
XML Views as Integrity Constraints and their Use in Query Translation
The SQL queries produced in XML-to-SQL query translation are often unnecessarily complex, even for simple input XML queries. In this paper we argue that relational systems can do ...
Rajasekar Krishnamurthy, Raghav Kaushik, Jeffrey F...
VLDB
2001
ACM
121views Database» more  VLDB 2001»
14 years 1 months ago
Answering XML Queries on Heterogeneous Data Sources
ct Information Integration is among the most important fields in information management. The problem of integrating data from diverse, possibly heterogeneous data sources is ubiqu...
Ioana Manolescu, Daniela Florescu, Donald Kossmann