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PODS
1999
ACM
127views Database» more  PODS 1999»
14 years 10 hour ago
Atomicity with Incompatible Presumptions
We identify one of the incompatibility problems associated with atomic commit :protocols that prevents them from being used together and weiderive a correctness criterion that cap...
Yousef J. Al-Houmaily, Panos K. Chrysanthis
PODS
1999
ACM
151views Database» more  PODS 1999»
14 years 10 hour ago
Exact and Approximate Aggregation in Constraint Query
We investigate the problem of how to extend constraint query languages with aggregate operators. We deal with standard relational aggregation, and also with aggregates speci c to ...
Michael Benedikt, Leonid Libkin
DEXAW
1999
IEEE
98views Database» more  DEXAW 1999»
14 years 11 hour ago
QoS Aware Distributed Query Processing
In the environment of wide-area networks such as the Internet, distributed query processing becomes problematic due to the changing coming from both underlying networks and user&#...
Haiwei Ye, Brigitte Kerhervé, Gregor von Bo...
DEXAW
1999
IEEE
124views Database» more  DEXAW 1999»
14 years 11 hour ago
A Web-Based Evolutionary Model for Internet Data Caching
Caching is a standard solution to the problem of insufcient bandwidth caused by the rapid increase of information circulation across the Internet. Cache consistency mechanisms are...
Athena Vakali
DEXAW
1999
IEEE
91views Database» more  DEXAW 1999»
14 years 11 hour ago
Hierarchical Scheduling Algorithms for Near-Line Tape Libraries
Robotic tape libraries (RTLs) currently enjoy a prominent place in the storage market, with a reported average annual growth rate approaching 34%, primarily due to their low cost ...
Peter Triantafillou, Ioannis Georgiadis
DEXAW
1999
IEEE
102views Database» more  DEXAW 1999»
14 years 11 hour ago
NIGELOG: Protecting Logging Information by Hiding Multiple Backups in Directories
This paper proposed a novel method to protect logging information more securely. The method, named NIGELOG, produces multiple backups of the logging information, hides them in arb...
Tetsuji Takada, Hideki Koike
DEXAW
1999
IEEE
129views Database» more  DEXAW 1999»
14 years 11 hour ago
Stakeholder Identification in the Requirements Engineering Process
Adequate, timely and effective consultation of relevant stakeholders is of paramount importance in the requirements engineering process. However, the thorny issue of making sure t...
Helen Sharp, Anthony Finkelstein, Galal Galal
DEXAW
1999
IEEE
146views Database» more  DEXAW 1999»
14 years 11 hour ago
SIM - A System for Semi-Automatic Indexing of Multilingual Documents
With the growing significance of digital libraries and the Internet, more and more electronic texts become accessible to a wide and geographically disperse public. This requires a...
Ulrich Schiel, Ianna M. S. F. de Sousa, Edberto Fe...
DEXAW
1999
IEEE
123views Database» more  DEXAW 1999»
14 years 11 hour ago
CHOROCHRONOS: Research on Spatiotemporal Database Systems
Spatiotemporal database management systems can become an enabling technology for important applications such as Geographic Information Systems (GIS), environmental information sys...
Timos K. Sellis
DEXAW
1999
IEEE
111views Database» more  DEXAW 1999»
14 years 11 hour ago
A Parallel Algebra for Object Databases
This paper describes an algebra for use with parallel object databases, and in particular ODMG compliant databases with OQL. Although there have been many proposals for parallel r...
Sandra de F. Mendes Sampaio, Norman W. Paton, Paul...