1497 search results - page 16 / 300 » Constraint Databases: A Survey |
VLDB
1990
ACM
13 years 11 months ago
1990
ACM
Real-time database systems incorporate the notion of a deadline into the database system model. USUally, deadlines are associated with transactions, and the system attempts to exe...
TODS
2012
11 years 9 months ago
2012
B-trees have been ubiquitous in database management systems for several decades, and they serve in many other storage systems as well. Their basic structure and their basic operat...
DAWAK
2009
Springer
13 years 12 months ago
2009
Springer
Frequent constraint violations on the data stored in a database may suggest that the semantics of the represented reality is changing. In this work we propose a methodology and a t...
ADC
1993
Springer
13 years 11 months ago
1993
Springer
We present a procedure for deriving the weakest precondition for a database update and an integrity constraint. We show how to simplify the weakest precondition to produce a condi...
SC
2005
ACM
14 years 28 days ago
2005
ACM
Advanced instruments in a variety of scientific domains are collecting massive amounts of data that must be postprocessed and organized to support research activities. Astronomers...