42 search results - page 4 / 9 » Integrity Constraint Checking in Federated Databases |
SAC
2004
ACM
14 years 29 days ago
2004
ACM
Integrity constraints are valuable tools for enforcing consistency of data in a database. Global integrity constraints ensure integrity and consistency of data spanning multiple d...
SIGMOD
1996
ACM
13 years 11 months ago
1996
ACM
We investigate the problem of incremental maintenance of an SQL view in the face of database updates, and show that it is possible to reduce the total time cost of view maintenanc...
EDBTW
2006
Springer
13 years 9 months ago
2006
Springer
The need for incremental constraint maintenance within collections of semi-structured documents has been ever increasing in the last years due to the widespread diffusion of XML. T...
SEDE
2007
2007
A framework for constraint checking involving aggregates for multiple XML databases using schematron
13 years 9 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...
ADVIS
2006
Springer
14 years 1 months ago
2006
Springer
A hitherto unquestioned assumption made by all methods for integrity checking has been that the database satisfies its constraints before each update. This consistency assumption ...