128 search results - page 10 / 26 » Efficient Evaluation of Multiple Preference Queries |
WWW
2008
ACM
14 years 8 months ago
2008
ACM
Efficiently querying RDF [1] data is being an important factor in applying Semantic Web technologies to real-world applications. In this context, many efforts have been made to st...
ICDE
2003
IEEE
14 years 8 months ago
2003
IEEE
In order to publish a nested XML document from flat relational data, multiple SQL queries are often needed. The efficiency of publishing relies on how fast these queries can be ev...
SSDBM
2010
IEEE
13 years 5 months ago
2010
IEEE
Skyline queries have attracted considerable attention over the last few years, mainly due to their ability to return interesting objects without the need for user-defined scoring f...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
Current web search engines focus on searching only the most recent snapshot of the web. In some cases, however, it would be desirable to search over collections that include many ...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Enabling keyword queries over relational databases (KQDB) benefits a large population of users who have difficulty in understanding the database schema or using SQLs. However, sin...