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SIGOPS
2010
84views more  SIGOPS 2010»
14 years 8 months ago
LazyBase: freshness vs. performance in information management
Information management applications exhibit a wide range of query performance and result freshness goals. Some applications, such as web search, require interactive performance, b...
Kimberly Keeton, Charles B. Morrey III, Craig A. N...
CIKM
2008
Springer
15 years 6 days ago
Content-based filtering for efficient online materialized view maintenance
Real-time materialized view maintenance has become increasingly popular, especially in real-time data warehousing and data streaming environments. Upon updates to base relations, ...
Gang Luo, Philip S. Yu
108
Voted
EDBT
2012
ACM
247views Database» more  EDBT 2012»
13 years 18 days ago
Heuristics-based query optimisation for SPARQL
Query optimization in RDF Stores is a challenging problem as SPARQL queries typically contain many more joins than equivalent relational plans, and hence lead to a large join orde...
Petros Tsialiamanis, Lefteris Sidirourgos, Irini F...
ICALP
2001
Springer
15 years 2 months ago
A Framework for Index Bulk Loading and Dynamization
Abstract. In this paper we investigate automated methods for externalizing internal memory data structures. We consider a class of balanced trees that we call weight-balanced parti...
Pankaj K. Agarwal, Lars Arge, Octavian Procopiuc, ...
92
Voted
JANCL
2007
106views more  JANCL 2007»
14 years 10 months ago
Dynamic logic for belief revision
ABSTRACT. We show how belief revision can be treated systematically in the format of dynamicepistemic logic, when operators of conditional belief are added. The core engine consist...
Johan van Benthem