144 search results - page 18 / 29 » Towards an Algebraic Framework for Querying Inductive Databa... |
ICDE
2010
IEEE
14 years 2 months ago
2010
IEEE
Abstract— Developing a full-fledged cost-based XQuery optimizer is a fairly complex task. Nowadays, there is little knowledge concerning suitable cost formulae and optimization ...
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Incorporating probabilities into the semantics of incomplete databases has posed many challenges, forcing systems to sacrifice modeling power, scalability, or treatment of relatio...
AC
1992
Springer
13 years 11 months ago
1992
Springer
Logic and databases have gone a long way together since the advent of relational databases. Already the rst basic query languages for relational databases beside relational algebra...
VLDB
1992
ACM
13 years 11 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...
MOBIDE
2009
ACM
14 years 2 months ago
2009
ACM
The explosive growth of location-detection devices, wireless communications, and mobile databases has resulted in the realization of location-based services as commercial products...