140 search results - page 23 / 28 » Answering Keyword Queries on XML Using Materialized Views |
DOLAP
2003
ACM
13 years 12 months ago
2003
ACM
Data warehouse and Online Analytical Processing(OLAP) play a key role in business intelligent systems. With the increasing amount of spatial data stored in business database, how ...
GIS
2002
ACM
13 years 6 months ago
2002
ACM
The focus of this paper is on interoperability issues to achieve data integration in distributed databases for geographic applications. Our concrete application is in the context ...
SAC
2008
ACM
13 years 6 months ago
2008
ACM
We address aggregate queries over GIS data and moving object data, where non-spatial information is stored in a data warehouse. We propose a formal data model and query language t...
EDBT
2009
ACM
13 years 10 months ago
2009
ACM
In order to become an effective complement to traditional Web-scale text-based image retrieval solutions, content-based image retrieval must address scalability and efficiency iss...
SIGMOD
2003
ACM
14 years 6 months ago
2003
ACM
The challenge of peer-to-peer computing goes beyond simple file sharing. In the DBGlobe project, we view the multitude of peers carrying data and services as a superdatabase. Our ...