531 search results - page 32 / 107 » From databases to dataspaces: a new abstraction for informat... |
SIGMOD
2007
ACM
14 years 8 months ago
2007
ACM
With the increasing amount of text data stored in relational databases, there is a demand for RDBMS to support keyword queries over text data. As a search result is often assemble...
APWEB
2007
Springer
13 years 11 months ago
2007
Springer
Abstract. XML provides a natural mechanism for representing semistructured and unstructured data. It becomes the basis for encoding a large variety of information, for example, the...
ICDT
2007
ACM
14 years 2 months ago
2007
ACM
Abstract. We define and study formal privacy guarantees for information integration systems, where sources are related to a public schema by mappings given by source-to-target dep...
ICCCN
1998
IEEE
14 years 2 days ago
1998
IEEE
An important issue in the design of future Personal Communication Services (PCS) networks is the efficient management of location information. The current IS-41 standard P C S arc...
FOIKS
2004
Springer
13 years 11 months ago
2004
Springer
When two or more databases are combined into a global one, integrity may be violated even when each database is consistent with its own local integrity constraints. Efficient metho...