Sciweavers

82 search results - page 9 / 17
» An Extended Query Reformulation Technique Using Materialized...
Sort
View
ICDE
1998
IEEE
99views Database» more  ICDE 1998»
13 years 11 months ago
Query Folding with Inclusion Dependencies
Query folding is a technique for determining how a query may be answered using a given set of resources, which may include materialized views, cached results of previous queries, ...
Jarek Gryz
SIGIR
2010
ACM
13 years 11 months ago
Exploring the use of labels to shortcut search trails
Search trails comprising queries and Web page views are created as searchers engage in information-seeking activity online. During known-item search (where the objective may be to...
Ryen W. White, Raman Chandrasekar
DEXA
1998
Springer
179views Database» more  DEXA 1998»
13 years 11 months ago
Concurrent Warehouse Maintenance Without Compromising Session Consistency
Abstract. To achieve acceptable query response times in data warehouse environments, the data have to be pre-aggregated according to the need of the applications and stored redunda...
Michael Teschke, Achim Ulbrich
ICDE
2004
IEEE
128views Database» more  ICDE 2004»
14 years 8 months ago
Detection and Correction of Conflicting Source Updates for View Maintenance
Data integration over multiple heterogeneous data sources has become increasingly important for modern applications. The integrated data is usually stored in materialized views fo...
Songting Chen, Jun Chen, Xin Zhang, Elke A. Runden...
EDBT
1998
ACM
124views Database» more  EDBT 1998»
13 years 11 months ago
Maintaining Temporal Views over Non-Temporal Information Sources for Data Warehousing
An importantuse of data warehousing is to provide temporal views over the history of source data that may itself be non-temporal. While recent work in view maintenance is applicab...
Jun Yang 0001, Jennifer Widom