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EDBT
1992
ACM
14 years 1 months ago
1992
ACM
The DBGraph storage model, designed for main memory DBMS, ensures both data storage compactness and efficient processing for all database operations. By representing the entire da...
ER
2006
Springer
14 years 1 months ago
2006
Springer
Statistical summaries in relational databases mainly focus on the distribution of data values and have been found useful for various applications, such as query evaluation and data...
EDBT
2006
ACM
14 years 10 months ago
2006
ACM
In this paper we present a novel approach for estimating the selectivity of XML twig queries. Such a technique is useful for approximate query answering as well as for determining...
ICDE
2006
IEEE
14 years 11 months ago
2006
IEEE
The rapid increase in the data volumes for the past few decades has intensified the need for high processing power for database and data mining applications. Researchers have acti...
SIGMOD
2005
ACM
14 years 10 months ago
2005
ACM
A defining characteristic of continuous queries over on-line data streams, possibly bounded by sliding windows, is the potentially infinite and time-evolving nature of their input...