725 search results - page 2 / 145 » Approximate Join Processing Over Data Streams |
SSDBM
2007
IEEE
13 years 11 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...
ACIIDS
2009
IEEE
13 years 10 months ago
2009
IEEE
— We consider the problem of processing exact results for sliding window joins over data streams with limited memory. Existing approaches deal with memory limitations by shedding...
ICDE
2006
IEEE
13 years 10 months ago
2006
IEEE
— XML stream applications bring the challenge of efficiently processing queries on sequentially accessible tokenbased data. For efficient processing of queries, we need to ensu...
CIKM
2004
Springer
13 years 10 months ago
2004
Springer
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
SSD
2007
Springer
13 years 11 months ago
2007
Springer
We address continuously processing an aggregation join query over data streams. Queries of this type involve both join and aggregation operations, with windows specified on join ...