651 search results - page 9 / 131 » Algebraic Query Optimization for Distributed Top-k Queries |
SIGMOD
2002
ACM
13 years 7 months ago
2002
ACM
A variety of developments combine to highlight the need for respecting order when manipulating relations. For example, new functionality is being added to SQL to support OLAP-styl...
DEXAW
1999
IEEE
14 years 1 days ago
1999
IEEE
This work addresses a problem of optimal query processing in heterogeneous and distributed multidatabase systems. The objective is to nd a method for opimization of global query p...
EDBT
2006
ACM
13 years 11 months ago
2006
ACM
As data management applications grow more complex, they may need efficient distributed query processing, but also subscription management, data archival etc. To enact such applicat...
ICDT
2001
ACM
14 years 5 days ago
2001
ACM
Rewriting queries using views is a powerful technique that has applications in query optimization, data integration, data warehousing etc. Query rewriting in relational databases ...
DBISP2P
2003
Springer
14 years 28 days ago
2003
Springer
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...