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EDBT
2006
ACM
106views Database» more  EDBT 2006»
16 years 7 months ago
Online, Non-blocking Relational Schema Changes
A database schema should be able to evolve to reflect changes to the universe it represents. In existing systems, user transactions get blocked during complex schema transformation...
Jørgen Løland, Svein-Olaf Hvasshovd
HICSS
2008
IEEE
97views Biometrics» more  HICSS 2008»
16 years 1 months ago
Temporal and Spatial Requirements for Optimized Fault Location
With technological advancements data availability in power systems is drastically increased. Intelligent electronic devices are capable of communicating recorded data. Data can be...
Mladen Kezunovic, Maja Knezev
ADBIS
2007
Springer
74views Database» more  ADBIS 2007»
16 years 1 months ago
Preventing Orphan Requests by Integrating Replication and Transactions
Replication is crucial to achieve high availability distributed systems. However, non-determinism introduces consistency problems between replicas. Transactions are very well suite...
Heine Kolltveit, Svein-Olaf Hvasshovd
ECTEL
2007
Springer
16 years 1 months ago
Adaptation of the ACO Heuristic for Sequencing Learning Activities
This paper describes an initiative aimed at adapting swarm intelligence techniques (in particular, Ant Colony Optimization) to an e-learning environment, thanks to the fact that th...
Sergio Gutiérrez Santos, Grégory Val...
WOLLIC
2007
Springer
16 years 28 days ago
A Formal Calculus for Informal Equality with Binding
Abstract. In informal mathematical usage we often reason using languages with binding. We usually find ourselves placing capture-avoidance constraints on where variables can and c...
Murdoch Gabbay, Aad Mathijssen