149 search results - page 15 / 30 » Optimization of Multi-Way Join Queries for Parallel Executio... |
GVD
2003
14 years 11 months ago
2003
Several mapping schemes have recently been proposed to store XML data in relational tables. Relational database systems are readily available and can handle vast amounts of data v...
GEOINFO
2003
14 years 11 months ago
2003
Relational index structures, as for instance the Relational Interval Tree, the Relational R-Tree, or the Linear Quadtree, support efficient processing of queries on top of existing...
CIDR
2011
14 years 1 months ago
2011
Amazon’s Mechanical Turk (“MTurk”) service allows users to post short tasks (“HITs”) that other users can receive a small amount of money for completing. Common tasks on...
PODC
2010
ACM
15 years 1 months ago
2010
ACM
This paper deals with pipelined queries over services. The execution plan of such queries defines an order in which the services are called. We present the theoretical underpinni...
COOPIS
2002
IEEE
15 years 2 months ago
2002
IEEE
: This work investigates the integration of heterogeneous resources, such as data and programs, in a fully distributed peer-to-peer mediation architecture. The challenge in making ...