708 search results - page 116 / 142 » A Genetic Algorithm for Database Query Optimization |
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
In the rank join problem we are given a relational join R1 1 R2 and a function that assigns numeric scores to the join tuples, and the goal is to return the tuples with the highes...
EDBT
2010
ACM
14 years 20 days ago
2010
ACM
The creation of a generic and modular query optimization and processing infrastructure can provide significant benefits to XML data management. Key pieces of such an infrastructur...
SIGMOD
2009
ACM
14 years 7 months ago
2009
ACM
Existing work in the skyline literature focuses on optimizing the processing cost. This paper aims at minimization of the communication overhead in client-server architectures, wh...
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
We propose a framework for integrating data from multiple relational sources into an XML document that both conforms to a given DTD and satisfies predefined XML constraints. The f...
EUROPAR
2008
Springer
13 years 9 months ago
2008
Springer
We present a distributed index data structure and algorithms devised to support parallel query processing of multimedia content in search engines. We present a comparative study wi...