428 search results - page 70 / 86 » On Parallel Join Processing in Object-Relational Database Sy... |
106
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SIGMOD
2002
ACM
15 years 12 months ago
2002
ACM
This paper addresses the problem of evaluating ranked top-? queries with expensive predicates. As major DBMSs now all support expensive user-defined predicates for Boolean queries...
112
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EDOC
2005
IEEE
15 years 5 months ago
2005
IEEE
— The paper proposes a more formalized definition of UML 2.0 Activity Diagram semantics. A subset of activity diagram constructs relevant for business process modeling is conside...
INFOCOM
2002
IEEE
15 years 4 months ago
2002
IEEE
- This paper describes new optical switching architectures supporting asynchronous variable-length packets. Output line contention is resolved by optical delay line buffers. By int...
100
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BMCBI
2006
14 years 11 months ago
2006
Background: Many attempts are being made to understand biological subjects at a systems level. A major resource for these approaches are biological databases, storing manifold inf...
108
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PODS
2007
ACM
15 years 12 months ago
2007
ACM
The generalized hypertree width GHW(H) of a hypergraph H is a measure of its cyclicity. Classes of conjunctive queries or constraint satisfaction problems whose associated hypergr...