1459 search results - page 22 / 292 » An authorization model for temporal data |
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DEXAW
1999
IEEE
15 years 4 months ago
1999
IEEE
Schema versioning provides a mechanism for handling change in the structure of database systems and has been investigated widely, both in the context of static and temporal databa...
NGITS
1995
Springer
15 years 3 months ago
1995
Springer
Dozens of temporal extension of the relational data model and of the query language SQL have appeared in recent years. Recently, a committee formed by researchers from the academi...
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CAISE
2005
Springer
15 years 5 months ago
2005
Springer
The notion of spatio-temporal multi-granularity is fundamental when modeling objects in GIS applications in that it supports the representation of the temporal evolutions of these ...
CIKM
2011
Springer
13 years 11 months ago
2011
Springer
The field of information retrieval has witnessed over 50 years of research on retrieval methods for metadata descriptions and controlled indexing languages, the prototypical exam...
WWW
2003
ACM
16 years 10 days ago
2003
ACM
The Semantic Web promises to open innumerable opportunities for automation and information retrieval by standardizing the protocols for metadata exchange. However, just as the succ...