383 search results - page 50 / 77 » Query Containment for Conjunctive Queries with Regular Expre... |
VLDB
2001
ACM
15 years 4 months ago
2001
ACM
We propose an novel method of computing and storing DataCubes. Our idea is to use Bayesian Networks, which can generate approximate counts for any query combination of attribute v...
113
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KDD
2009
ACM
16 years 10 days ago
2009
ACM
Recently many data types arising from data mining and Web search applications can be modeled as bipartite graphs. Examples include queries and URLs in query logs, and authors and ...
102
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DBPL
1995
Springer
15 years 3 months ago
1995
Springer
We study the problem of maintaining recursively-de ned views, such as the transitive closure of a relation, in traditional relational languages that do not have recursion mechanis...
OOPSLA
2005
Springer
15 years 5 months ago
2005
Springer
A number of effective error detection tools have been built in recent years to check if a program conforms to certain design rules. An important class of design rules deals with s...
151
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KRDB
2003
15 years 1 months ago
2003
We report about some preliminary issues from the DFG project “Description Logics and Spatial Reasoning” (“DLS”, DFG Grant NE 279/8-1), one of whose goals is to develop a p...