196 search results - page 11 / 40 » Group-by skyline query processing in relational engines |
SIGMOD
2006
ACM
14 years 7 months ago
2006
ACM
Consider an XML view defined over a relational database, and a user query specified over this view. This user XML query is typically processed using the following steps: (a) our t...
VLDB
2002
ACM
13 years 7 months ago
2002
ACM
Given that commercial search engines cover billions of web pages, efficiently managing the corresponding volumes of disk-resident data needed to answer user queries quickly is a f...
WWW
2007
ACM
14 years 8 months ago
2007
ACM
People are thirsty for medical information. Existing Web search engines often cannot handle medical search well because they do not consider its special requirements. Often a medi...
SIGMOD
2007
ACM
14 years 7 months ago
2007
ACM
We present GPUQP, a relational query engine that employs both CPUs and GPUs (Graphics Processing Units) for in-memory query co-processing. GPUs are commodity processors traditiona...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Solid state drives perform random reads more than 100x faster than traditional magnetic hard disks, while offering comparable sequential read and write bandwidth. Because of their...