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HT
1993
ACM
14 years 1 months ago
Concurrency Control in Collaborative Hypertext Systems
Traditional concurrency control techniques for database systems (transaction management based on locking protocols) have been successful in many multiuser settings, but these tech...
Uffe Kock Wiil, John J. Leggett
RTSS
1994
IEEE
14 years 1 months ago
Timeliness via Speculation for Real-Time Databases
Various concurrency control algorithms di er in the time when con icts are detected, and in the way they are resolved. In that respect, the Pessimistic and Optimistic Concurrency ...
Azer Bestavros, Spyridon Braoudakis
CSCW
1996
ACM
14 years 1 months ago
An Integrating, Transformation-Oriented Approach to Concurrency Control and Undo in Group Editors
Concurrency control and group undo are important issues in the design of groupware, especially for interactive group editors. We present an improved versionofanexistingdistributed...
Matthias Ressel, Doris Nitsche-Ruhland, Rul Gunzen...
ADBIS
1997
Springer
149views Database» more  ADBIS 1997»
14 years 1 months ago
Concurrency Control Protocol for Nested Transactions in Real-Time Databases
In this paper we consider real-time concurrency control for the nested transaction model. We analyze problems that have pure optimistic and pessimistic approaches. As the solution...
Ekaterina Pavlova, Igor Nekrestyanov
POS
1998
Springer
14 years 1 months ago
Concurrency - The Fly in the Ointment?
Concurrency is a central pillar of the Java programming language, is implicit in the transactional model of computation adopted by most persistent systems, and has been widely stu...
Stephen Blackburn, John N. Zigman
IPPS
1999
IEEE
14 years 1 months ago
Implementation of a Virtual Time Synchronizer for Distributed Databases
The availability of high speed networks and improved microprocessor performance have made it possible to build inexpensive cluster of workstations as an appealing platform for par...
Azzedine Boukerche, Sajal K. Das, Ajoy Kumar Datta...
ADC
2000
Springer
326views Database» more  ADC 2000»
14 years 1 months ago
T-Tree or B-Tree: Main Memory Database Index Structure Revisited
While the B-tree (or the B+ -tree) is the most popular index structure in disk-based relational database systems, the Ttree has been widely accepted as a promising index structure...
Hongjun Lu, Yuet Yeung Ng, Zengping Tian
HICSS
2000
IEEE
153views Biometrics» more  HICSS 2000»
14 years 1 months ago
On Verifying Distributed Multithreaded Java Programs
Distributed multithreaded software systems are becoming more and more important in modern networked environment. For these systems, concurrency control and thread synchronization ...
Jessica Chen
SIGMOD
2010
ACM
221views Database» more  SIGMOD 2010»
14 years 2 months ago
Low overhead concurrency control for partitioned main memory databases
Database partitioning is a technique for improving the performance of distributed OLTP databases, since “single partition” transactions that access data on one partition do no...
Evan P. C. Jones, Daniel J. Abadi, Samuel Madden
COMPSAC
2002
IEEE
14 years 2 months ago
Concurrency Control with Java and Relational Databases
As web–based information systems usually run in concurrent environment, the complexity for implementing and testing those systems is significantly high. Therefore it is useful ...
Sérgio Soares, Paulo Borba