316 search results - page 25 / 64 » Providing Time-Related Constraints for Conventional Database... |
PVLDB
2008
13 years 8 months ago
2008
We present SEMANDAQ, a prototype system for improving the quality of relational data. Based on the recently proposed conditional functional dependencies (CFDs), it detects and rep...
VLDB
1990
ACM
14 years 15 days ago
1990
ACM
Referential integrity underlies the relational representation of objeceoriented structures. The concept of referential integrity in relational databases is hindered by the confusi...
IDEAS
2008
IEEE
14 years 2 months ago
2008
IEEE
1 We propose a new framework for the summarization of XML document properties called EXsum (Element-wise XML summarization), which can capture statistical information of all import...
RTSS
2007
IEEE
14 years 2 months ago
2007
IEEE
Recently, cheap and large capacity non-volatile memory such as flash memory is rapidly replacing disks not only in embedded systems, but also in high performance servers. Unlike ...
PODS
2005
ACM
14 years 8 months ago
2005
ACM
Owners of sources registered in an information integration system, which provides answers to a (potentially evolving) set of client queries, need to know their contribution to the...