191 search results - page 7 / 39 » Extending the Relational Algebra to Support Transaction Time |
125
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SEMCO
2009
IEEE
15 years 4 months ago
2009
IEEE
Semantic integration in the hidden Web is an emerging area of research where traditional assumptions do not always hold. Frequent changes, conflicts and the sheer size of the hid...
RTDB
2001
14 years 11 months ago
2001
A database system contains base data items which record and model a physical, real world environment. For better decision support, base data items are summarized and correlated to...
119
Voted
Book
A set of presentations covering the book, which includes the following topics ER Model and Conceptual Design, The Relational Model and SQL DDL, Relational Algebra, SQL, Database Ap...
SEMWEB
2004
Springer
15 years 3 months ago
2004
Springer
Faceted classification allows one to model applications with complex classification hierarchies using orthogonal dimensions. Recent work has examined the use of faceted classi...
CP
2007
Springer
15 years 1 months ago
2007
Springer
Abstract. Computing the minimal network (or minimal CSP) representation of a given set of constraints over the Point Algebra (PA) is a fundamental reasoning problem. In this paper ...