Sciweavers

MASCOTS
1993
14 years 26 days ago
Performance Models for Perfect and Imperfect Clocks on Timestamp Ordering in Distributed Databases
This work presents a model of a distributed database system which provides the framework to study the performance of timestamp ordering concurrency control. We exhibit an analytic...
Christos Bouras, Paul G. Spirakis
RTDB
2001
114views more  RTDB 2001»
14 years 28 days ago
Mobile Distributed Real-Time Database Systems
Research in the concurrency control of real-time data access over mobile networks is receiving growing attention. With possibly lengthy transmission delay and frequent disconnecti...
Kam-yiu Lam, Tei-Wei Kuo
ASPLOS
2008
ACM
14 years 1 months ago
Concurrency control with data coloring
Concurrency control is one of the main sources of error and complexity in shared memory parallel programming. While there are several techniques to handle concurrency control such...
Luis Ceze, Christoph von Praun, Calin Cascaval, Pa...
VLDB
1987
ACM
78views Database» more  VLDB 1987»
14 years 3 months ago
Measured Performance of Time Interval Concurrency Control Techniques
This paper reports on an implementation of Bayer's Time Interval concurrency control method and compares it to the performance of a conventional timestamp method. The impleme...
Jerre D. Noe, David B. Wagner
VLDB
1991
ACM
143views Database» more  VLDB 1991»
14 years 3 months ago
Adaptive Locking Strategies in a Multi-node Data Sharing Environment
This paper describes some of the concurrency control 1” lgorithms used in RdMVMS RdbIVMS uses the ,fac.ilities provided by the VMS lock manager in order to perform locking among...
Ashok M. Joshi
VLDB
1995
ACM
94views Database» more  VLDB 1995»
14 years 3 months ago
Value-cognizant Speculative Concurrency Control
We describe SCC-kS, a Speculative Concurrency Control (SCC) algorithm that allows a DBMS to use efficiently the extra computing resources available in the system to increase the l...
Azer Bestavros, Spyridon Braoudakis
EURODAC
1995
IEEE
173views VHDL» more  EURODAC 1995»
14 years 3 months ago
Cooperative concurrency control for design environments
In this paper, we present a new model for concurrency control that supports cooperation of design tools and designers in a design environment. We capture characteristic access and...
Ansgar Bredenfeld
COMPSAC
2006
IEEE
14 years 3 months ago
Distributed Processes on Tree Hash
We propose Tree Hash to reduce bucket overflow, which is one of the inherent problems in dynamic hash techniques. In this investigation, we dicuss how to improve efficien cy of Tre...
Kyosuke Yasuda, Takao Miura, Isamu Shioya
RTSS
1990
IEEE
14 years 3 months ago
Concurrency Control in Real-Time Databases by Dynamic Adjustment of Serialization Order
Time-critical scheduling in real-time database systems has two components: real-time transaction scheduling,which is related to task scheduling in realtime operating systems, and ...
Yi Lin, Sang Hyuk Son
ICCI
1993
14 years 3 months ago
The Perfect and Imperfect Clocks Approach to Performance Analysis of Basic Timestamp Ordering in Distributed Databases
Locking and timestamping are two popular approaches to concurrency control in databases systems. Although more than a dozen analytic performance studies of locking techniques have...
Christos Bouras, Paul G. Spirakis