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PVLDB
2010
146views more  PVLDB 2010»
15 years 2 months ago
Generating Efficient Execution Plans for Vertically Partitioned XML Databases
Experience with relational systems has shown that distribution is an effective way of improving the scalability of query evaluation. In this paper, we show how distributed query e...
Patrick Kling, M. Tamer Özsu, Khuzaima Daudje...
WCW
2004
Springer
16 years 18 days ago
Towards Informed Web Content Delivery
Abstract. A wide range of techniques have been proposed, implemented, and even standardized for improving the performance of Web content delivery. However, previous work has found ...
Leeann Bent, Michael Rabinovich, Geoffrey M. Voelk...
PODS
2000
ACM
179views Database» more  PODS 2000»
15 years 11 months ago
Selectivity Estimation for Boolean Queries
In a variety of applications ranging from optimizing queries on alphanumeric attributes to providing approximate counts of documents containing several query terms, there is an in...
Zhiyuan Chen, Flip Korn, Nick Koudas, S. Muthukris...
CIKM
2009
Springer
15 years 10 months ago
Provenance query evaluation: what's so special about it?
While provenance has been extensively studied in the literature, the efficient evaluation of provenance queries remains an open problem. Traditional query optimization techniques...
Anastasios Kementsietsidis, Min Wang
SIGIR
2012
ACM
13 years 9 months ago
An uncertainty-aware query selection model for evaluation of IR systems
We propose a mathematical framework for query selection as a mechanism for reducing the cost of constructing information retrieval test collections. In particular, our mathematica...
Mehdi Hosseini, Ingemar J. Cox, Natasa Milic-Frayl...