593 search results - page 69 / 119 » Distributed query evaluation with performance guarantees |
SIGMOD
2012
ACM
11 years 11 months ago
2012
ACM
Query substitution is an important problem in information retrieval. Much work focuses on how to find substitutes for any given query. In this paper, we study how to efficiently ...
SIGMOD
2009
ACM
14 years 9 months ago
2009
ACM
The query models of the recent generation of very large scale distributed (VLSD) shared-nothing data storage systems, including our own PNUTS and others (e.g. BigTable, Dynamo, Ca...
GPC
2007
Springer
14 years 3 months ago
2007
Springer
Sharing huge databases in distributed systems is inherently difficult. As the amount of stored data increases, data localization techniques become no longer sufficient. A more ef...
ICDCS
2008
IEEE
14 years 3 months ago
2008
IEEE
This paper presents a scalable and adaptive decentralized metadata lookup scheme for ultra large-scale file systems (≥ Petabytes or even Exabytes). Our scheme logically organiz...
PDP
2008
IEEE
14 years 3 months ago
2008
IEEE
This paper describes the design of a crawler devised to perform the periodic retrieval of Web documents for a search engine able to accept on-line updates in a concurrent manner. ...