1263 search results - page 40 / 253 » A Scalable Algorithm for Answering Queries Using Views |
ICDE
2006
IEEE
14 years 9 months ago
2006
IEEE
Graph reachability is fundamental to a wide range of applications, including XML indexing, geographic navigation, Internet routing, ontology queries based on RDF/OWL, etc. Many ap...
IUI
2006
ACM
14 years 2 months ago
2006
ACM
This paper describes a discussion-bot that provides answers to students’ discussion board questions in an unobtrusive and humanlike way. Using information retrieval and natural ...
DEXA
2005
Springer
14 years 2 months ago
2005
Springer
In relational database systems a combination of privileges and views is employed to limit a user’s access and to hide non-public data. The data privacy problem is to decide wheth...
FQAS
1998
Springer
14 years 22 days ago
1998
Springer
Abstract. Many heterogeneous database system products and prototypes exist today; they will soon be deployed in a wide variety of environments. Most existing systems suffer from an...
CORR
2010
Springer
13 years 3 months ago
2010
Springer
Matching dependencies were recently introduced as declarative rules for data cleaning and entity resolution. Enforcing a matching dependency on a database instance identifies the ...