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FTCS
1998
91views more  FTCS 1998»
13 years 6 months ago
How Fail-Stop are Faulty Programs?
Most fault-tolerant systems are designed to stop faulty programs before they write permanent data or communicate with other processes. This property (halt-on-failure) forms the co...
Subhachandra Chandra, Peter M. Chen
ICDE
2009
IEEE
160views Database» more  ICDE 2009»
13 years 3 months ago
Perm: Processing Provenance and Data on the Same Data Model through Query Rewriting
Data provenance is information that describes how a given data item was produced. The provenance includes source and intermediate data as well as the transformations involved in pr...
Boris Glavic, Gustavo Alonso
MSR
2006
ACM
13 years 11 months ago
Examining the evolution of code comments in PostgreSQL
It is common, especially in large software systems, for developers to change code without updating its associated comments due to their unfamiliarity with the code or due to time ...
Zhen Ming Jiang, Ahmed E. Hassan
ICDE
1992
IEEE
116views Database» more  ICDE 1992»
13 years 9 months ago
An Index Implementation Supporting Fast Recovery for the POSTGRES Storage System
This paper presents two algorithms for maintaining Btree index consistency in a DBMS which does not use write-ahead logging (WAL). One algorithm is similar to shadow paging, but i...
Mark Sullivan, Michael A. Olson
ICDE
2005
IEEE
143views Database» more  ICDE 2005»
14 years 6 months ago
Postgres-R(SI): Combining Replica Control with Concurrency Control based on Snapshot Isolation
Replicating data over a cluster of workstations is a powerful tool to increase performance, and provide faulttolerance for demanding database applications. The big challenge in su...
Shuqing Wu, Bettina Kemme