Sciweavers

1286 search results - page 81 / 258
» Scalable Package Queries in Relational Database Systems
Sort
View
151
Voted
ARTDB
1997
Springer
269views Database» more  ARTDB 1997»
15 years 2 months ago
Parallel Event Detection in Active Database Systems: The Heart of the Matter
This paper proposes a strategy for parallel composite event detection in Active database systems (DBS). Up to now, the detection is sequential and totally synchronized, and thus p...
Ulrike Jaeger, Johann K. Obermaier
SIGMOD
2007
ACM
137views Database» more  SIGMOD 2007»
15 years 10 months ago
Intensional associations between data and metadata
There is a growing need to associate a variety of metadata with the underlying data, but a simple, elegant approach to uniformly model and query both the data and the metadata has...
Divesh Srivastava, Yannis Velegrakis
VLDB
1991
ACM
135views Database» more  VLDB 1991»
15 years 1 months ago
A Framework for Automating Physical Database Design
We propose a two-pha.se algorithm for physical database design. In phase one the algorithm, for each logical query, losesrules to determine characteristics of a physical design (s...
Steve Rozen, Dennis Shasha
VLDB
1994
ACM
128views Database» more  VLDB 1994»
15 years 2 months ago
From Nested-Loop to Join Queries in OODB
Most declarative SQL-like query languagesfor object-oriented database systems (OOSQL) are orthogonal languages allowing for arbitrary nesting of expressions in the select-, from-,...
Hennie J. Steenhagen, Peter M. G. Apers, Henk M. B...
COMAD
2009
14 years 11 months ago
Modeling Relational Data as Graphs for Mining
The focus of this paper is to develop algorithms and a framework for modeling transactional data stored in relational database into graphs for mining. Most of the real-world trans...
Subhesh Pradhan, Sharma Chakravarthy, Aditya Telan...