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» Semantics of Database Transformations
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XSYM
2007
Springer
123views Database» more  XSYM 2007»
16 years 11 days ago
Let a Single FLWOR Bloom
To globally optimize execution plans for XQuery expressions, a plan generator must generate and compare plan alternatives. In proven compiler architectures, the unit of plan genera...
Matthias Brantner, Carl-Christian Kanne, Guido Moe...
DASFAA
2005
IEEE
115views Database» more  DASFAA 2005»
15 years 12 months ago
A Unifying Framework for Merging and Evaluating XML Information
Abstract. With the ever increasing connection between XML information systems over the Web, users are able to obtain integrated sources of XML information in a cooperative manner, ...
Ho Lam Lau, Wilfred Ng
DEXAW
2005
IEEE
176views Database» more  DEXAW 2005»
15 years 12 months ago
A Data Warehousing Environment to Monitor Metrics in Software Development Processes
Software organizations follow capability models in order to aggregate quality to their processes and products. Process measurement and analysis are key issues, but their implement...
Duncan Dubugras A. Ruiz, Karin Becker, Taisa C. No...
SIGMOD
2005
ACM
169views Database» more  SIGMOD 2005»
15 years 11 months ago
Data and metadata management in service-oriented architectures: some open challenges
Over the last decade, the role of information technology in enterprises has been transforming from one of providing automation services to one of enabling business innovation. ITâ...
Vishal Sikka
ADBIS
2005
Springer
78views Database» more  ADBIS 2005»
15 years 11 months ago
Schema-based Query Optimization for XQuery Queries
XQuery is widely used for querying XML documents. Within this paper, we examine optimization rules for XQuery queries that exploit type information of the input XML document given ...
Sven Groppe, Stefan Böttcher