550 search results - page 5 / 110 » A Logical Approach to Multidimensional Databases |
ICDT
2009
ACM
14 years 3 days ago
2009
ACM
A formal semantics of uncertain databases typically takes an algebraic approach by mapping an uncertain database to a set of relational databases, or possible worlds. We present a...
SSDBM
2005
IEEE
13 years 11 months ago
2005
IEEE
In this paper we present a number of techniques that can be at the basis of a practical integration tool for multidimensional databases. We start by addressing the basic issue of ...
SIGMOD
1999
ACM
13 years 9 months ago
1999
ACM
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
ICDE
1999
IEEE
14 years 6 months ago
1999
IEEE
Storage management of multidimensional arrays aims at supporting the array model needed by applications and insuring fast execution of access operations. Current approaches to sto...
VLDB
1993
ACM
13 years 9 months ago
1993
ACM
