552 search results - page 15 / 111 » On the Complexity of Join Predicates |
SIGMOD
1999
ACM
15 years 2 months ago
1999
ACM
Several techniques that compute the join between two spatial datasets have been proposed during the last decade. Among these methods, some consider existing indices for the joined...
SPLST
2003
15 years 2 hour ago
2003
Abstract. The typechecking system of the formal method B is discussed. An inconsistency in the public definition of the B method, attributable to a flaw in the typechecking syste...
DBKDA
2010
IEEE
15 years 3 months ago
2010
IEEE
Abstract—XML indexing and search has become an important topic, and twig joins are key building blocks in XML search systems. This paper describes a novel approach using a nested...
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ICDE
2006
IEEE
16 years 4 hour ago
2006
IEEE
We present a secure network service for sovereign information sharing whose only trusted component is an off-theshelf secure coprocessor. The participating data providers send enc...
DASFAA
2006
IEEE
15 years 2 months ago
2006
IEEE
Sensor networks are multi-hop wireless networks of resource constrained sensor nodes used to realize high-level collaborative sensing tasks. To query and access data generated and ...