635 search results - page 87 / 127 » Expiring Data in a Warehouse |
CORR
2010
Springer
13 years 10 months ago
2010
Springer
Managing the transactions in real time distributed computing system is not easy, as it has heterogeneously networked computers to solve a single problem. If a transaction runs acr...
SIGMOD
2009
ACM
14 years 10 months ago
2009
ACM
Large collections of documents are commonly created around a database, where a typical database schema may contain hundreds of tables and thousands of columns. We developed a syst...
SIGMOD
2001
ACM
14 years 10 months ago
2001
ACM
Materialized views have been found to be very effective at speeding up queries, and are increasingly being supported by commercial databases and data warehouse systems. However, w...
EDBT
2008
ACM
14 years 10 months ago
2008
ACM
In this paper we study the problem of mining all frequent queries in a given database table, a problem known to be intractable even for conjunctive queries. We restrict our attent...
DASFAA
2003
IEEE
14 years 3 months ago
2003
IEEE
Data warehouses are of crucial importance to decision-making in competitive organizations. The fact that they store enormous quantities of data is a challenge in what concerns per...