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ICDE
2006
IEEE
122views Database» more  ICDE 2006»
15 years 5 months ago
Pragmatics and Open Problems for Inter-schema Constraint Theory
We consider pragmatic issues in applying constraint-based theories (such as that developed for data exchange) to a variety of problems. We identify disconnects between theoreticia...
Arnon Rosenthal, Leonard J. Seligman
BTW
1999
Springer
129views Database» more  BTW 1999»
15 years 4 months ago
Dual Retrieval in Conceptual Information Systems
Conceptual Information Systems provide a multi-dimensional conceptually structured view on data stored in relational databases. On restricting the expressiveness of the retrieval l...
Gerd Stumme
VLDB
2004
ACM
111views Database» more  VLDB 2004»
15 years 5 months ago
Technology Challenges in a Data Warehouse
This presentation will discuss several database technology challenges that are faced when building a data warehouse. It will touch on the challenges posed by high capacity drives ...
Ramesh Bhashyam
EDBT
2006
ACM
103views Database» more  EDBT 2006»
15 years 12 months ago
Finding Equivalent Rewritings in the Presence of Arithmetic Comparisons
The problem of rewriting queries using views has received significant attention because of its applications in a wide variety of datamanagement problems. For select-project-join SQ...
Foto N. Afrati, Rada Chirkova, Manolis Gergatsouli...
OTM
2005
Springer
15 years 5 months ago
Optimization of Distributed Queries in Grid Via Caching
Abstract. Caching can highly improve performance of query processing in distributed databases. In this paper we show how this technique can be used in grid architecture where data ...
Piotr Cybula, Hanna Kozankiewicz, Krzysztof Stence...