96 search results - page 5 / 20 » On Implicate Discovery and Query Optimization |
GRC
2007
IEEE
14 years 3 months ago
2007
IEEE
This paper describes research in methods to discover Web Service Description Language (WSDL) documents. This work extends current discovery research through use of the Google Web ...
VLDB
1991
ACM
14 years 4 days ago
1991
ACM
We explore the implications of supporting bags (i.e. multisets) in a data model and associated query language, and present some formal results concerned with the algebraic propert...
SIGMOD
2004
ACM
14 years 8 months ago
2004
ACM
The rich dependency structure found in the columns of real-world relational databases can be exploited to great advantage, but can also cause query optimizers--which usually assum...
VLDB
1991
ACM
14 years 4 days ago
1991
ACM
The development of a distributed database systemrequires effective solutions to many complex and interrelated design problems. The cost dependenciesbetween query optimization and ...
WALCOM
2010
IEEE
14 years 3 months ago
2010
IEEE
We address a version of the set-cover problem where we do not know the sets initially (and hence referred to as covert) but we can query an element to find out which sets contain ...