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122
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PODS
2000
ACM
15 years 9 months ago
2000
ACM
We consider spatial databases in the plane that can be defined by polynomial constraint formulas. Motivated by applications in geographic information systems, we investigate line...
241
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PODS
2009
ACM
16 years 5 months ago
2009
ACM
For many years, finite model theory was viewed as the backbone of database theory, and database theory in turn supplied finite model theory with key motivations and problems. By n...
157
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SIGMOD
2004
ACM
16 years 4 months ago
2004
ACM
We present new algorithms on commodity graphics processors to perform fast computation of several common database operations. Specifically, we consider operations such as conjunct...
130
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SAC
2003
ACM
15 years 9 months ago
2003
ACM
This paper presents flexible protocols for dynamic database design and reconfiguration, enabling mobile database to be designed in such a way that data location, replication and e...
117
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CIKM
2003
Springer
15 years 9 months ago
2003
Springer
XML parsing is generally known to have poor performance characteristics relative to transactional database processing. Yet, its potentially fatal impact on overall database perfor...