687 search results - page 60 / 138 » Query Transformation for PSJ-Queries |
VLDB
1994
ACM
14 years 24 days ago
1994
ACM
This paper introduces a formalism to describe the needs and preferences of database users. Because of the precise formulation of these concepts, we have found an automatic and ver...
DKE
2007
13 years 8 months ago
2007
The challenge in a database of evolving time series is to provide efficient algorithms and access methods for query processing, taking into consideration the fact that the databas...
SIAMDM
2008
13 years 8 months ago
2008
In this paper we consider the problem of testing whether a graph is triangle-free, and more generally, whether it is H-free, for a fixed subgraph H. The algorithm should accept gr...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Online Scientific Applications (OSA) require statistical analysis of large multidimensional datasets. Towards this end, we have designed and developed a data storage and retrieval...
SIGMOD
2010
ACM
14 years 1 months ago
2010
ACM
We demonstrate ProgXe, a practical approach to support MultiCriteria Decision Support (MCDS) applications that need to report results as they are being generated to enable the use...