491 search results - page 22 / 99 » Optimizing Large OODB Queries |
ADC
2007
Springer
13 years 11 months ago
2007
Springer
With the explosion of video data, video processing technologies have advanced quickly and been applied into many fields, such as advertisements, medical etc.. To fast search these...
EDBT
2011
ACM
12 years 11 months ago
2011
ACM
Data integration systems offer users a uniform interface to a set of data sources. Previous work has typically assumed that the data sources are independent of each other; however...
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
XKeyword provides efficient keyword proximity queries on large XML graph databases. A query is simply a list of keywords and does not require any schema or query language knowledg...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
We present in this paper an approach for XQuery optimization that exploits minimization opportunities raised in composition-style nesting of queries. More precisely, we consider t...
VLDB
1999
ACM
13 years 12 months ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...