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DASFAA
2009
IEEE
173views Database» more  DASFAA 2009»
15 years 7 months ago
A Uniform Framework for Ad-Hoc Indexes to Answer Reachability Queries on Large Graphs
Graph-structured databases and related problems such as reachability query processing have been increasingly relevant to many applications such as XML databases, biological databas...
Linhong Zhu, Byron Choi, Bingsheng He, Jeffrey Xu ...
SIGMOD
1999
ACM
94views Database» more  SIGMOD 1999»
15 years 8 months ago
Logical Logging to Extend Recovery to New Domains
Recovery can be extended to new domains at reduced logging cost by exploiting "logical" log operations. During recovery, a logical log operation may read data values fro...
David B. Lomet, Mark R. Tuttle
ISADS
1999
IEEE
15 years 8 months ago
Fault Tolerance in Decentralized Systems
: In a decentralised system the problems of fault tolerance, and in particular error recovery, vary greatly depending on the design assumptions. For example, in a distributed datab...
Brian Randell
VLDB
2011
ACM
245views Database» more  VLDB 2011»
14 years 10 months ago
Normalization and optimization of schema mappings
Schema mappings are high-level specifications that describe the relationship between two database schemas. They are an important tool in several areas of database research, notab...
Georg Gottlob, Reinhard Pichler, Vadim Savenkov
ADC
1999
Springer
97views Database» more  ADC 1999»
15 years 8 months ago
Pseudo-Naive Evaluation
We introduce pseudo-naive evaluation, a method for execution of mixed top-down/bottom-up logic programs and deductive databases. The method is intermediate in power between naive ...
Donald A. Smith, Mark Utting