8953 search results - page 62 / 1791 » Parallel Query Processing |
QEST
2008
IEEE
14 years 2 months ago
2008
IEEE
Performance Trees are a unifying framework for the specification of performance queries involving measures and requirements. This paper describes an evaluation environment for Pe...
PVLDB
2008
13 years 7 months ago
2008
Many commercial RDBMSs employ cost-based query optimization exploiting dynamic programming (DP) to efficiently generate the optimal query execution plan. However, optimization tim...
ICWE
2009
Springer
14 years 2 months ago
2009
Springer
DeXIN (Distributed extended XQuery for data INtegration) integrates multiple, heterogeneous, highly distributed and rapidly changing web data sources in different formats, e.g. XML...
ICDT
2007
ACM
14 years 1 months ago
2007
ACM
We introduce a new abstract model of database query processing, finite cursor machines, that incorporates certain data streaming aspects. The model describes quite faithfully what...
BIRTE
2006
13 years 11 months ago
2006
Existing distributed publish/subscribe systems (DPSS) offer loosely coupled and easy to deploy content-based stream delivery services to a large number of users. However, the lack ...