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DEXA
1998
Springer
90views Database» more  DEXA 1998»
13 years 9 months ago
On the Correctness of a Transaction Model for Mobile Computing
We discuss and prove the correctness of a transaction model for mobile computing. In our transaction model, we incorporate a prewrite operation (before a write) which does not upda...
Sanjay Kumar Madria, Bharat K. Bhargava
W2GIS
2004
Springer
13 years 10 months ago
A Progressive Reprocessing Transaction Model for Updating Spatial Data in Mobile Computing Environments
Mobile transactions for updating spatial data are long-lived transactions that update local copies of the mobile platforms on disconnection. Since a mobile transaction is physicall...
Donghyun Kim, Bonghee Hong
AINA
2003
IEEE
13 years 10 months ago
Validation-Based Reprocessing Scheme for Updating Spatial Data in Mobile Computing Environments
This paper introduces a novel reprocessingtransaction model that handles the update conflicts between mobile transactions without abortion. The proposed model executes a new subtr...
Donghyun Kim, Bonghee Hong, Byunggu Yu, Eun Suk Ho...
CASCON
1996
151views Education» more  CASCON 1996»
13 years 6 months ago
Performance aspects of dynamic re-allocation for partitioned data
The correct and ecient management of data in distributed databases or mobile computing environments is dicult. Communication disruptions within such systems render the execution o...
Paul A. Jensen, Monica Brockmeyer, Nandit Soparkar
IDEAS
1998
IEEE
84views Database» more  IDEAS 1998»
13 years 9 months ago
A Transaction Model for Mobile Computing
In this paper, we introduce a prewrite operation before a write operation in a mobile transaction to improve data availability. A prewrite operation does not update the state of a...
Sanjay Kumar Madria, Bharat K. Bhargava