Sciweavers

6650 search results - page 1145 / 1330
» Mutating database queries
Sort
View
123
Voted
DOLAP
1999
ACM
15 years 8 months ago
Characterization of Hierarchies and Some Operators in OLAP Environment
Recently numerous proposals for modelling and querying Multidimensional Databases (MDDB) are proposed. Among the still open problems there is a rigorous classification of the diff...
Elaheh Pourabbas, Maurizio Rafanelli
132
Voted
ICPPW
1999
IEEE
15 years 8 months ago
On Dynamically Adapting Registration Areas to User Mobility Patterns in PCS Networks
Location management is an essential service in mobile networks. It provides mechanisms for recording and querying location of mobile units in the network. This is needed for estab...
Georgios Varsamopoulos, Sandeep K. S. Gupta
160
Voted
ACPC
1999
Springer
15 years 8 months ago
Asynchronous Parallel Construction of Recursive Tree Hierarchies
Multi-resolution methods are widely used in scientific visualization, image processing, and computer graphics. While many applications only require an one-time construction of the...
Dirk Bartz, Wolfgang Straßer
111
Voted
DAWAK
1999
Springer
15 years 8 months ago
Heuristic Algorithms for Designing a Data Warehouse with SPJ Views
A Data Warehouse DW can be abstractly seen as a set of materialized views de ned over relations that are stored in distributed heterogeneous databases. The selection of views for...
Spyros Ligoudistianos, Timos K. Sellis, Dimitri Th...
119
Voted
EMISA
1999
Springer
15 years 8 months ago
Application Experience with a Repository System for Information Systems Development
Abstract. The purpose of a computerized information system is to improve dataintensive business processes in an organization. The development of such systems itself is data-intensi...
Manfred A. Jeusfeld, Matthias Jarke, Martin Staudt...
« Prev « First page 1145 / 1330 Last » Next »