269 search results - page 30 / 54 » On Tree Pattern Query Rewriting Using Views |
142
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DBPL
2001
Springer
15 years 6 months ago
2001
Springer
Abstract. We are interested in the theoretical foundations of the optimization of conjunctive regular path queries (CRPQs). The basic problem here is deciding query containment bot...
217
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SIGMOD
2007
ACM
16 years 2 months ago
2007
ACM
Translating data and data access operations between applications and databases is a longstanding data management problem. We present a novel approach to this problem, in which the...
108
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KDD
2001
ACM
16 years 2 months ago
2001
ACM
We introduce and evaluate TreeDT, a novel gene mapping method which is based on discovering and assessing tree-like patterns in genetic marker data. Gene mapping aims at discoveri...
107
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DAGSTUHL
2007
15 years 3 months ago
2007
It is well known that local patterns are at the core of a lot of knowledge which may be discovered from data. Nevertheless, use of local patterns is limited by their huge number an...
124
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KBSE
2000
IEEE
15 years 6 months ago
2000
IEEE
When a lack of data inhibits decision making, large scale what-if queries can be conducted over the uncertain parameter ranges. Such what-if queries can generate an overwhelming a...