726 search results - page 48 / 146 » Extended Query Answering Using Integrity Rules |
CORR
2006
Springer
13 years 8 months ago
2006
Springer
Through the Internet and the World-Wide Web, a vast number of information sources has become available, which offer information on various subjects by different providers, often i...
SIGMOD
2005
ACM
14 years 8 months ago
2005
ACM
Personalization is a powerful mechanism that helps users to cope with the abundance of information on the Web. Database query personalization achieves this by dynamically construc...
VLDB
1997
ACM
14 years 25 days ago
1997
ACM
The goal of a mediator system is to provide users a uniform interface to the multitude of information sources. To translate user queries, given in a mediated schema, to queries on...
NLE
2008
13 years 8 months ago
2008
This paper describes clime, a web-based legal advisory system with a multilingual natural language interface. clime is a `proof-of-concept' system which answers queries relat...
SIGMOD
2006
ACM
14 years 8 months ago
2006
ACM
We study the problem of finding efficient equivalent viewbased rewritings of relational queries, focusing on query optimization using materialized views under the assumption that ...