415 search results - page 21 / 83 » Efficient Processing of Relational Queries with Sum Constrai... |
VLDB
1999
ACM
14 years 21 days ago
1999
ACM
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
EDBT
1992
ACM
13 years 12 months ago
1992
ACM
The DBGraph storage model, designed for main memory DBMS, ensures both data storage compactness and efficient processing for all database operations. By representing the entire da...
CLOUDCOM
2010
Springer
13 years 5 months ago
2010
Springer
Geospatial queries (GQ) have been used in a wide variety of applications such as decision support systems, profile-based marketing, bioinformatics and GIS. Most of the existing qu...
SSDBM
1999
IEEE
14 years 21 days ago
1999
IEEE
Conducting bioinformatic analyses involves biologists in expressing requests over a range of highly heterogeneous information sources and software tools. Such activities are labor...
AAAI
2008
13 years 10 months ago
2008
Current search engines cannot effectively rank those relational data, which exists on dynamic websites supported by online databases. In this study, to rank such structured data, ...