92 search results - page 16 / 19 » Automating Statistics Management for Query Optimizers |
SIGMOD
1998
ACM
13 years 11 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
FQAS
2004
Springer
13 years 11 months ago
2004
Springer
Abstract. The Internet has instigated a critical need for automated tools that facilitate integrating countless databases. Since non-technical end users are often the ultimate repo...
JIIS
2007
13 years 7 months ago
2007
The Internet has instigated a critical need for automated tools that facilitate integrating countless databases. Since non-technical end users are often the ultimate repositories ...
DCC
2008
IEEE
14 years 1 months ago
2008
IEEE
Motivated by sensor networks, we consider the fusion storage of correlated sources in a database, such that any subset of them may be efficiently retrieved in the future. Only st...
CIKM
2005
Springer
14 years 28 days ago
2005
Springer
Accurately and efficiently estimating the number of distinct values for some attribute(s) or sets of attributes in a data set is of critical importance to many database operation...