250 search results - page 30 / 50 » Tree pattern query minimization |
COOPIS
2002
IEEE
15 years 4 months ago
2002
IEEE
: This work investigates the integration of heterogeneous resources, such as data and programs, in a fully distributed peer-to-peer mediation architecture. The challenge in making ...
COLT
1992
Springer
15 years 3 months ago
1992
Springer
This paper deals with a class of Prolog programs, called context-free term transformations (CFT). We present a polynomial time algorithm to identify a subclass of CFT, whose progr...
117
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BALT
2006
15 years 3 months ago
2006
In many application domains (e.g., WWW mining, molecular biology), large string datasets are available and yet under-exploited. The inductive database framework assumes that both s...
115
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SSD
2005
Springer
15 years 5 months ago
2005
Springer
Abstract. A top-k OLAP query groups measures with respect to some abstraction level of interesting dimensions and selects the k groups with the highest aggregate value. An example ...
180
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ICDE
2007
IEEE
16 years 1 months ago
2007
IEEE
There has been a great deal of work in recent years on processing and optimizing queries against XML data. Typically in these previous works, schema information is not considered,...