135 search results - page 26 / 27 » Answering aggregate keyword queries on relational databases ... |
DKE
1999
13 years 6 months ago
1999
A Data Warehouse DW is a database that collects and stores data from multiple remote and heterogeneous information sources. When a query is posed, it is evaluated locally, without...
EDBT
2012
ACM
11 years 8 months ago
2012
ACM
Cloud-based data management platforms often employ multitenant databases, where service providers achieve economies of scale by consolidating multiple tenants on shared servers. I...
MMDB
2004
ACM
13 years 11 months ago
2004
ACM
With the proliferation of image data, the need to search and retrieve images efficiently and accurately from a large image database or a collection of image databases has drastica...
WWW
2008
ACM
14 years 7 months ago
2008
ACM
Because of the high volume and unpredictable arrival rate, stream processing systems may not always be able to keep up with the input data streams-- resulting in buffer overflow a...
SSDBM
2005
IEEE
13 years 12 months ago
2005
IEEE
Several studies have demonstrated the effectiveness of Haar wavelets in reducing large amounts of data down to compact wavelet synopses that can be used to obtain fast, accurate a...