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CAISE
2006
Springer
15 years 1 months ago
Adaptive Query Formulation to Handle Database Evolution
Databases are continuously evolving environments, where design constructs are added, removed or updated quite often. Research has extensively dealt with the problem of database evo...
George Papastefanatos, Panos Vassiliadis, Yannis V...
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
ICDE
2011
IEEE
273views Database» more  ICDE 2011»
14 years 1 months ago
Shortcut selection in RDF databases
—An increasing amount of data produced nowadays is in RDF format. While significant work has been performed on view selection and query optimization algorithms in relational dat...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
BNCOD
2003
97views Database» more  BNCOD 2003»
14 years 11 months ago
ProSQL: A Prototyping Tool for SQL Temporal Language Extensions
This paper describes ProSQL, a novel prototyping tool to support the development of extensions to SQL. ProSQL provides a simple way to prototype the features of a proposed extensio...
James Green, Roger Johnson
DQ
1998
145views more  DQ 1998»
14 years 9 months ago
Data Quality in the Database Systems Course
Current evidence indicates that poor data quality is pervasive and has a significant negative impact on business success. Information-system (IS) professionals are typically charg...
Richard G. Mathieu, Omar Khalil