8824 search results - page 1676 / 1765 » On the Complexity of Real Functions |
219
Voted
SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
In the rank join problem we are given a relational join R1 1 R2 and a function that assigns numeric scores to the join tuples, and the goal is to return the tuples with the highes...
247
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
As business intelligence becomes increasingly essential for organizations and as it evolves from strategic to operational, the complexity of Extract-Transform-Load (ETL) processes...
210
Voted
SIGMOD
2008
ACM
16 years 4 months ago
2008
ACM
Online bibliographic databases, such as DBLP in computer science and PubMed in medical sciences, contain abundant information about research publications in different fields. Each...
261
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PODS
2004
ACM
16 years 4 months ago
2004
ACM
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
159
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EDBT
2008
ACM
16 years 4 months ago
2008
ACM
Scientific data are available through an increasing number of heterogeneous, independently evolving, sources. Although the sources themselves are independently evolving, the data ...