721 search results - page 103 / 145 » Supporting top-k join queries in relational databases |
SSDBM
2009
IEEE
15 years 4 months ago
2009
IEEE
We present a novel sensor network query processing architecture that (a) covers all the query optimization phases that are required to map a declarative query to executable code; ...
EDBTW
2006
Springer
15 years 1 months ago
2006
Springer
Abstract. We describe design and implementation of the linguistic query language DDDquery. This language aims at querying a large linguistic database storing a corpus of richly ann...
VLDB
2005
ACM
15 years 3 months ago
2005
ACM
Popular XML languages, like XPath, use “treepattern” queries to select nodes based on their structural characteristics. While many processing methods have already been propose...
TIME
2005
IEEE
15 years 3 months ago
2005
IEEE
Historical information can be effectively preserved using XML and searched through powerful historical queries written in XQuery. Indeed, by storing the successive versions of a d...
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CIKM
2006
Springer
15 years 1 months ago
2006
Springer
In this paper we introduce the problem of Constrained Subspace Skyline Queries. This class of queries can be thought of as a generalization of subspace skyline queries using range...