Sciweavers

2715 search results - page 126 / 543
» Database Publication Practices
Sort
View
DMDW
2001
194views Management» more  DMDW 2001»
13 years 9 months ago
Logical Multidimensional Database Design for Ragged and Unbalanced Aggregation
Research on logical design of OLAP cubes has tended to assume that the rollup hierarchy in a cube dimension takes the form of a balanced tree. However, experience from industry in...
Tapio Niemi, Jyrki Nummenmaa, Peter Thanisch
MDM
2004
Springer
110views Communications» more  MDM 2004»
14 years 1 months ago
Universal Trajectory Queries for Moving Object Databases
In this paper, we consider a data model for uncertain trajectories of moving objects. In our model, the trajectory is a vector of uniform stochastic processes. We study “univers...
Hoda Mokhtar, Jianwen Su
KDD
1998
ACM
146views Data Mining» more  KDD 1998»
14 years 9 days ago
Mining Association Rules in Hypertext Databases
In this workweproposea generalisation of the notion of associationrule in the contextof flat transactions to that of a compositeassociation rule in the context of a structured dir...
José Borges, Mark Levene
SIGMOD
2008
ACM
65views Database» more  SIGMOD 2008»
14 years 8 months ago
Generating targeted queries for database testing
Tools for generating test queries for databases do not explicitly take into account the actual data in the database. As a consequence, such tools cannot guarantee suitable coverag...
Chaitanya Mishra, Nick Koudas, Calisto Zuzarte
IEEECIT
2010
IEEE
13 years 6 months ago
The Curriculum Reform of Database System Principle Based on Paperless Examination Platform
—Database technology is the significant part of computer science and technology, as the core technology of information management, database technology is widely used in the field...
Haifeng Ke, Gaoyan Zhang, Minghui Wu