57 search results - page 4 / 12 » Design and Implementation of a Temporal Extension of SQL |
EDBTW
2006
Springer
13 years 11 months ago
2006
Springer
Abstract. We describe design and implementation of the linguistic query language DDDquery. This language aims at querying a large linguistic database storing a corpus of richly ann...
COMAD
2008
13 years 9 months ago
2008
Orion is a state-of-the-art uncertain database management system that extends the relational model to include probabilistic uncertain data as first call data types. This demonstra...
ICDE
2001
IEEE
14 years 8 months ago
2001
IEEE
The timestamps of now-relative bitemporal databases are modeled as growing, shrinking, or rectangular regions. The shape of these regions makes it a challenge to design bitemporal...
ACSAC
2000
IEEE
13 years 12 months ago
2000
IEEE
In the coming age of information warfare, information security patterns take on a more offensive than defensive stance [1]. However, most existing security systems remain passive ...
ACMSE
2005
ACM
14 years 1 months ago
2005
ACM
A simple extension to the relational model that permits metadata (more generally metaknowledge) to be stored and manipulated as first class data is proposed. The accompanying que...