189 search results - page 36 / 38 » Translating and Optimizing SQL Queries Having Aggregates |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
We present new algorithms on commodity graphics processors to perform fast computation of several common database operations. Specifically, we consider operations such as conjunct...
PVLDB
2008
13 years 7 months ago
2008
Companies providing cloud-scale services have an increasing need to store and analyze massive data sets such as search logs and click streams. For cost and performance reasons, pr...
POPL
2010
ACM
14 years 5 months ago
2010
ACM
We present an automated technique for generating compiler optimizations from examples of concrete programs before and after improvements have been made to them. The key technical ...
SISW
2003
IEEE
14 years 24 days ago
2003
IEEE
Several architectures have been recently proposed that store relational data in encrypted form on untrusted relational databases. Such architectures permit the creation of novel I...
KRDB
1997
13 years 9 months ago
1997
A data warehouse is a redundant collection of data replicated from several possibly distributed and loosely coupled source databases, organized to answer OLAP queries. Relational ...