1497 search results - page 29 / 300 » Constraint Databases: A Survey |
VLDB
1991
ACM
13 years 11 months ago
1991
ACM
The Ode object-oriented database provides facilities for associating conslraims and [riggers with ohjecls. Conslrainls and triggers are associated with class (ohjea type) definiti...
VLDB
1991
ACM
13 years 11 months ago
1991
ACM
We propose a new method for integrity checking in deductive databases.The methodaugmentsadatabasewith asetof transition and internal eventsrules,which explicitly definetheinsertio...
ICDE
2010
IEEE
13 years 7 months ago
2010
IEEE
— Emerging uncertain database applications often involve the cleansing (conditioning) of uncertain databases using additional information as new evidence for reducing the uncerta...
AMW
2009
13 years 8 months ago
2009
Abstract. This paper introduces a formalization of a set of spatial semantic integrity constraints on an extended-relational database model. The formalization extends traditional n...
SEDE
2007
2007
A framework for constraint checking involving aggregates for multiple XML databases using schematron
13 years 8 months ago
Many internet and enterprise applications now not only use XML (eXtensible Markup Language) as a medium for communication but also for storing their data either temporarily for an...