80 search results - page 11 / 16 » Incremental query evaluation in a ring of databases |
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Research on spatial network databases has so far considered that there is a single cost value associated with each road segment of the network. In most real-world situations, howev...
SIGMOD
2001
ACM
14 years 7 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
ICDE
2006
IEEE
14 years 8 months ago
2006
IEEE
One of the simplest ways to query a database is through a form, where a user can fill in relevant information and obtain desired results by submitting the form. Designing good sta...
EDBT
2009
ACM
13 years 11 months ago
2009
ACM
In a database system, disclosure of confidential private data may occur if users can put together the answers of past queries. Traditional access control mechanisms cannot guard a...
MIS
2004
Springer
14 years 25 days ago
2004
Springer
When similarity queries over multimedia databases are processed by splitting the overall query condition into a set of sub-queries, the problem of how to efficiently and effectiv...