217 search results - page 1 / 44 » Distributed stream join query processing with semijoins |
DPD
2010
13 years 5 months ago
2010
ADBIS
2001
Springer
13 years 10 months ago
2001
Springer
Three join algorithms are evaluated in an environment with distributed main-memory based mediators and data sources. A streamed ship-out join ships bulks of tuples to a mediator ne...
ICDE
2001
IEEE
14 years 6 months ago
2001
IEEE
Semi-join reducers were introduced in the late seventies as a means to reduce the communication costs of distributed database systems. Subsequent work in the eighties showed, howe...
DEXA
2004
Springer
13 years 9 months ago
2004
Springer
The Iceberg SemiJoin (ISJ) of two datasets R and S returns the tuples in R which join with at least k tuples of S. The ISJ operator is essential in many practical applications incl...
ICDT
2007
ACM
13 years 11 months ago
2007
ACM
We introduce a new abstract model of database query processing, finite cursor machines, that incorporates certain data streaming aspects. The model describes quite faithfully what...