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VLDB
1992
ACM
151views Database» more  VLDB 1992»
15 years 11 months ago
A Uniform Approach to Processing Temporal Queries
Research in temporal databases has mainly focused on defining temporal data models by extending existing models, and developing access structures for temporal data. Little has bee...
Umeshwar Dayal, Gene T. J. Wuu
ECOOP
2006
Springer
15 years 10 months ago
codeQuest:  Scalable Source Code Queries with Datalog
Abstract. Source code querying tools allow programmers to explore relations between different parts of the code base. This paper describes such a tool, named CodeQuest. It combines...
Elnar Hajiyev, Mathieu Verbaere, Oege de Moor
ER
2006
Springer
123views Database» more  ER 2006»
15 years 10 months ago
A Quantitative Summary of XML Structures
Statistical summaries in relational databases mainly focus on the distribution of data values and have been found useful for various applications, such as query evaluation and data...
Zi Lin, Bingsheng He, Byron Choi
ICDT
1995
ACM
79views Database» more  ICDT 1995»
15 years 10 months ago
Optimization Using Tuple Subsumption
A tuple t1 of relation R subsumes tuple t2 of R, with respect to a query Q if for every database, tuple t1 derives all, and possibly more, answers to query Q than derived by tuple ...
Venky Harinarayan, Ashish Gupta
KDD
1995
ACM
148views Data Mining» more  KDD 1995»
15 years 10 months ago
Learning Arbiter and Combiner Trees from Partitioned Data for Scaling Machine Learning
Knowledge discovery in databases has become an increasingly important research topic with the advent of wide area network computing. One of the crucial problems we study in this p...
Philip K. Chan, Salvatore J. Stolfo