995 search results - page 164 / 199 » Optimization of Complex Nested Queries in Relational Databas... |
110
Voted
VLDB
1992
ACM
15 years 5 months ago
1992
ACM
This paper considers the problem of adding list as a type constructor to an object-oriented data model. In particular, we are concerned with how lists in a database can be constru...
115
Voted
AMW
2010
15 years 3 months ago
2010
Traditional optimizers fail to pick good execution plans, when faced with increasingly complex queries and large data sets. This failure is even more acute in the context of XQuery...
234
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SSDBM
2011
IEEE
14 years 5 months ago
2011
IEEE
Database technology remains underused in science, especially in the long tail the small labs and individual researchers that collectively produce the majority of scienti c output...
118
Voted
FCSC
2008
15 years 1 months ago
2008
With the development of World Wide Web (WWW), storage and utilization of web data has become a big challenge for data management research community. Web data are essentially hetero...
194
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ICDE
2001
IEEE
16 years 3 months ago
2001
IEEE
We propose an extension to current view-based mediator systems called model-based mediation, in which views are defined and executed at the level of conceptual models (CMs) rather...