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ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
— Many applications require sorting a table over multiple sort orders: generation of multiple reports from a table, evaluation of a complex query that involves multiple instances...
ICDE
2009
IEEE
14 years 4 months ago
2009
IEEE
— A paramount challenge in probabilistic databases is the scalable computation of confidences of tuples in query results. This paper introduces an efficient secondary-storage o...
SSDBM
2007
IEEE
14 years 4 months ago
2007
IEEE
As relational database management systems are applied to non-traditional domains such as scientific data management, there is an increasing need to support queries with semantics ...
SIGMOD
2010
ACM
14 years 2 months ago
2010
ACM
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
SIGMOD
1997
ACM
14 years 2 months ago
1997
ACM
Aggregation in traditional database systems is performed in batch mode: a query is submitted, the system processes a large volume of data over a long period of time, and, eventual...