2889 search results - page 157 / 578 » Querying Structured Hyperdocuments |
SIGMOD
2009
ACM
14 years 8 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...
EDBT
2006
ACM
14 years 8 months ago
2006
ACM
Abstract. Many different index structures have been proposed for spatial databases to support efficient query processing. However, most of these index structures suffer from an exp...
HT
2006
ACM
14 years 2 months ago
2006
ACM
This paper presents a new definition of context for contextaware computing based on a model that relies on dynamic queries over structured objects. This new model enables develop...
WISE
2000
Springer
14 years 17 days ago
2000
Springer
The mediator/wrapper approach is used to integrate data from different databases and other data sources by introducing a middleware virtual database that provides high level abstr...
DBISP2P
2006
Springer
13 years 12 months ago
2006
Springer
The processing of k-NN queries has been studied extensively both in a centralized computing environment and in a structured P2P environment. However, the problem over an unstructur...