483 search results - page 30 / 97 » Model Based Deduction for Database Schema Reasoning |
ER
2007
Springer
14 years 3 months ago
2007
Springer
Schema mappings come in different flavors: simple correspondences are produced by schema matchers, intensional mappings are used for schema integration. However, the execution of ...
GIS
2008
ACM
14 years 10 months ago
2008
ACM
In this paper, we discuss an application of spatial data mining to predict pedestrian flow in extensive road networks using a large biased sample. Existing out-of-the-box techniqu...
WWW
2001
ACM
14 years 9 months ago
2001
ACM
Integrity constraints are an essential part of a modern schema definition language. They are useful for semantic specification, update consistency control, query optimization, inf...
GIS
1999
ACM
14 years 1 months ago
1999
ACM
Frameworks and Patterns are important instruments that enable the reuse of successful software solutions in recurrent problems. Geographic information systems, on the other hand, ...
JBCS
2010
13 years 3 months ago
2010
Schema matching is a fundamental issue to many database applications, such as query mediation and data warehousing. It becomes a challenge when different vocabularies are used to r...