2468 search results - page 132 / 494 » Aggregation operators 2003 |
ISPAN
2005
IEEE
14 years 2 months ago
2005
IEEE
Noncontiguous data access is a very common access pattern in many scientific applications. Using POSIX I/O to access many pieces of noncontiguous data segments will generate a lot...
IDEAS
2000
IEEE
14 years 1 months ago
2000
IEEE
Most operations of the relational algebra or SQL - like projection with duplicate elimination, join, ordering, group by and aggregations - are efficiently processed using a sorted...
BPM
2007
Springer
14 years 28 days ago
2007
Springer
Abstract. In large organizations different users or user roles have distinguished perspectives over business processes and related data. Personalized views of the managed processes...
DAMON
2006
Springer
14 years 19 days ago
2006
Springer
Hashing is one of the fundamental techniques used to implement query processing operators such as grouping, aggregation and join. This paper studies the interaction between modern...
DIMVA
2004
13 years 10 months ago
2004
: Large Critical Complex Infrastructures are increasingly dependent on IP networks. Reliability by redundancy and tolerance are an imperative for such dependable networks. In order...