209 search results - page 8 / 42 » An Algorithmic Basis for Integrating Production Systems and ... |
AMW
2009
13 years 8 months ago
2009
Abstract. Rewriting of conjunctive queries using views has many applications in database and data integration. We investigate ways to improve performance of rewriting and propose a...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
In recent years, there has been a prevalence of search engines being employed to find useful information in the Web as they efficiently explore hyperlinks between web pages which ...
GEOINFO
2003
13 years 9 months ago
2003
With the phenomenal growth of the WWW, rich data sources on many different subjects have become available online. Some of these sources store daily facts that often involve textual...
SIGMOD
2005
ACM
14 years 7 months ago
2005
ACM
straction for Information Management Michael Franklin University of California, Berkeley Alon Halevy Google Inc. and U. Washington David Maier Portland State University The develo...
RECSYS
2009
ACM
14 years 2 months ago
2009
ACM
A functional dependency is a logical relationship amongst the attributes that define a table of data. Specifically, a functional dependency holds when the values of a subset of ...