443 search results - page 85 / 89 » Quasi-inverses of schema mappings |
DC
2001
13 years 8 months ago
2001
Several initiatives for establishing standards for metadata models are being carried out at the moment, but everyone focuses on their own requirements when defining metadata attri...
EFDBS
2003
13 years 8 months ago
2003
A definition of types in an information system is given from ld abstractions through data constructs, schema and definitions to physical data values. Category theory suggests tha...
CACM
1998
13 years 7 months ago
1998
abstraction for modeling these problems is to view the Web as a collection of (usually small and heterogeneous) databases, and to view programs that extract and process Web data au...
IJWET
2010
13 years 6 months ago
2010
: To aid job seekers searching for job vacancies, we have developed a new configurable meta-search engine for the human resources domain. In this paper we describe the three main c...
VLDB
2005
ACM
14 years 7 months ago
2005
ACM
The traditional model of bench (wet) chemistry in many life sciences domain is today actively complimented by computer-based discoveries utilizing the growing number of online data...