368 search results - page 15 / 74 » Efficient exploitation of similar subexpressions for query p... |
SERVICES
2008
13 years 9 months ago
2008
Distributed stream query services must simultaneously process a large number of complex, continuous queries with stringent performance requirements while utilizing distributed pro...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
A lot of research has been conducted by the database community on methods and techniques for efficient XPath processing, with great success. Despite the progress made, significant...
PRIS
2004
13 years 9 months ago
2004
Similarity search in time series databases is an important research direction. Several methods have been proposed in order to provide algorithms for efficient query processing in t...
WWW
2008
ACM
14 years 8 months ago
2008
ACM
With the increasing amount of data and the need to integrate data from multiple data sources, a challenging issue is to find near duplicate records efficiently. In this paper, we ...
PVLDB
2008
13 years 7 months ago
2008
We study the efficient evaluation of top-k queries over data items, where the score of each item is dynamically computed by applying an item-specific function whose parameter valu...