496 search results - page 20 / 100 » Schema Mediation in Peer Data Management Systems |
SKG
2005
IEEE
14 years 1 months ago
2005
IEEE
Materialized view is a useful tool to cache data in data warehouse, data replication, data visualization and etc. However, view maintenance in peer data management systems (PDMSs) ...
EDBT
2006
ACM
14 years 7 months ago
2006
ACM
Abstract. Peer Data Management Systems (PDMS) have recently attracted attention by the database community. One of the main challenges of this paradigm is the development and evalua...
IWSOS
2009
Springer
14 years 3 days ago
2009
Springer
In peer-to-peer storage systems, peers can freely join and leave the system at any time. Ensuring high data availability in such an environment is a challenging task. In this paper...
PVLDB
2008
13 years 7 months ago
2008
The old problem of managing the history of database information is now made more urgent and complex by fast spreading web information systems, such as Wikipedia. Our PRIMA system ...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Schema evolution poses serious challenges in historical data management. Traditionally historical data have been archived either by (i) migrating them into the current schema vers...