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VLDB
1993
ACM
84views Database» more  VLDB 1993»
14 years 2 months ago
A New Presumed Commit Optimization for Two Phase Commit
Two phase commit (ZPC) ia used to coordinate the commitment of trunsactiom in distributed systems. The standard 2PC optimization is the presumed abort variant, which wea fewer mes...
Butler W. Lampson, David B. Lomet
VLDB
1993
ACM
106views Database» more  VLDB 1993»
14 years 2 months ago
Disk Mirroring with Alternating Deferred Updates
Mirroring is often used to enhance the reliability of disk systems, but it is usually considered expensive because it duplicates storage cost and increases the cost of writes. Tra...
Christos A. Polyzois, Anupam Bhide, Daniel M. Dias
VLDB
1992
ACM
83views Database» more  VLDB 1992»
14 years 2 months ago
A Performance Study of Alternative Object Faulting and Pointer Swizzling Strategies
This paper presents a portable, efficient method for accessing memory resident persistent objects in virtual memory in the context of the E programming language. Under the approac...
Seth J. White, David J. DeWitt
VLDB
1990
ACM
68views Database» more  VLDB 1990»
14 years 2 months ago
Priority-Hints: An Algorithm for Priority-Based Buffer Management
- In this paper, we address the problem of buffer management in a DBMS when the workload consists of transactions of different priority levels. We present Priority-Hints. a new buf...
Rajiv Jauhari, Michael J. Carey, Miron Livny
DEXAW
2004
IEEE
98views Database» more  DEXAW 2004»
14 years 1 months ago
MetaData for Efficient, Secure and Extensible Access to Data in a Medical Grid
In this paper we present the metadata usage in a medical imaging project grid. Metadata represent data about the data: In our case, the data are medical images and the metadata sto...
Jean-Marc Pierson, Ludwig Seitz, Hector Duque, Joh...