6905 search results - page 13 / 1381 » Querying Multidimensional Databases |
ICDM
2008
IEEE
14 years 4 months ago
2008
IEEE
Since Jim Gray introduced the concept of ”data cube” in 1997, data cube, associated with online analytical processing (OLAP), has become a driving engine in data warehouse ind...
SIGMOD
1996
ACM
14 years 2 months ago
1996
ACM
Scheduling query execution plans is an important component of query optimization in parallel database systems. The problem is particularly complex in a shared-nothing execution en...
SSDBM
1999
IEEE
14 years 2 months ago
1999
IEEE
In many scientific domains, experimental devices or simulation programs generate large volumes of data. The volumes of data may reach hundreds of terabytes and therefore it is imp...
ISI
2002
Springer
13 years 9 months ago
2002
Springer
Dealing with large volumes of data, OLAP data cubes aggregated values are often spoiled by errors due to missing values in detailed data. This paper suggests to adjust aggregate an...
DEXA
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. Non-trivial retrieval applications involve complex computations on large multi-dimensional datasets. These should, in principle, benefit from the use of relational datab...