176 search results - page 20 / 36 » On the analysis of queries with counting constraints |
HICSS
2010
IEEE
14 years 3 months ago
2010
IEEE
The disparity between data collected in rural and urban counties is often detrimental in the appropriate analysis of cancer care statistics. Low counts drastically affect the inci...
FOCS
1998
IEEE
14 years 27 days ago
1998
IEEE
This paper deals with the evaluation of acyclic Boolean conjunctive queries in relational databases. By well-known results of Yannakakis [1981], this problem is solvable in polynom...
BTW
2007
Springer
14 years 19 days ago
2007
Springer
: Schema mapping techniques for data exchange have become popular and useful tools both in research and industry. A schema mapping relates a source schema with a target schema via ...
DATE
2010
IEEE
14 years 1 months ago
2010
IEEE
—As Electronic Control Units (ECUs) and embedded software functions within an automobile keep increasing in number, the scale and complexity of automotive embedded systems is gro...
SIGMOD
2008
ACM
14 years 8 months ago
2008
ACM
Tools for generating test queries for databases do not explicitly take into account the actual data in the database. As a consequence, such tools cannot guarantee suitable coverag...