2338 search results - page 258 / 468 » Using UML to model relational database operations |
160
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ICALP
2010
Springer
15 years 11 months ago
2010
Springer
Universal Coalgebra provides the notion of a coalgebra as the natural mathematical generalization of state-based evolving systems such as (infinite) words, trees, and transition s...
198
Voted
SIGMOD
2000
ACM
15 years 10 months ago
2000
ACM
We discovered a surprising law governing the spatial join selectivity across two sets of points. An example of such a spatial join is "find the libraries that are within 10 m...
158
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DEXAW
1998
IEEE
15 years 10 months ago
1998
IEEE
This paper presents a first step towards a security model that defines access control for logical document structures. el benefits from roles to abstract from users and from secur...
157
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AAAI
1998
15 years 7 months ago
1998
Software agents "living" and acting in a real world software environment, such as an operating system, a network, or a database system, can carry out many tasks for huma...
149
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ADBIS
2000
Springer
15 years 10 months ago
2000
Springer
Abstract. One of the fundamental problems in relational database management is the handling of the join operation. Two of the problems are: 1) finding a page access sequence which...