SSDBM
2007
IEEE
14 years 5 months ago
2007
IEEE
Reservoir sampling is a well-known technique for sequential random sampling over data streams. Conventional reservoir sampling assumes a fixed-size reservoir. There are situation...
SSDBM
2007
IEEE
14 years 5 months ago
2007
IEEE
In stream join processing with limited memory, uniform random sampling is useful for approximate query evaluation. In this paper, we address the problem of reservoir sampling over...