Sciweavers

203 search results - page 5 / 41
» Answering Queries Using Views with Arithmetic Comparisons
Sort
View
PODS
1995
ACM
94views Database» more  PODS 1995»
13 years 11 months ago
Answering Queries Using Views
Alon Y. Levy, Alberto O. Mendelzon, Yehoshua Sagiv...
AAAI
2000
13 years 8 months ago
Answering Queries Using Views over Description Logics Knowledge Bases
Diego Calvanese, Giuseppe De Giacomo, Maurizio Len...
ICDE
1996
IEEE
178views Database» more  ICDE 1996»
14 years 8 months ago
Query Folding
Query folding refers to the activity of determining if and how a query can be answered using a given set of resources, which might be materialized views, cached results of previou...
Xiaolei Qian
ICDT
2001
ACM
86views Database» more  ICDT 2001»
13 years 11 months ago
Minimizing View Sets without Losing Query-Answering Power
Abstract. The problem of answering queries using views has been studied extensively due to its relevance in a wide variety of data-management applications. In these applications, w...
Chen Li, Mayank Bawa, Jeffrey D. Ullman
DEXAW
1998
IEEE
126views Database» more  DEXAW 1998»
13 years 11 months ago
An Extended Query Reformulation Technique Using Materialized Views
Materialized views offer opportunities for significant performance gain in query evaluation by providing fast access to pre-computed data. The question of when and how to use a ma...
Jae-young Chang, Sang-goo Lee