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174
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SIGMOD
2011
ACM
14 years 9 months ago
2011
ACM
Today’s one-pass analytics applications tend to be data-intensive in nature and require the ability to process high volumes of data efficiently. MapReduce is a popular programm...
174
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BTW
2003
Springer
15 years 11 months ago
2003
Springer
Abstract: In order to achieve efficient execution plans for queries comprising userdefined data types and predicates, the database system has to be provided with appropriate index ...
156
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BTW
2007
Springer
16 years 17 days ago
2007
Springer
: Statistics that accurately describe the distribution of data values in the columns of relational tables are essential for effective query optimization in a database management sy...
147
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DOOD
1995
Springer
15 years 10 months ago
1995
Springer
Wrappers provide access to heterogeneous information sources by converting application queries into source speci c queries or commands. In this paper we present a wrapper implemen...
164
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ICDE
1998
IEEE
15 years 10 months ago
1998
IEEE
Consider a database that represents the location of moving objects, such as taxi-cabs (typical query: retrieve the cabs that are currently within 1 mile of 33 Michigan Ave., Chica...