350 search results - page 12 / 70 » An optimization framework for map-reduce queries |
122
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DBPL
1995
Springer
15 years 4 months ago
1995
Springer
Physical design for object-oriented databases is still in its infancy. Implementation decisions often intrude into the conceptual design (such as inverse links and object decompos...
103
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ICDE
2007
IEEE
15 years 6 months ago
2007
IEEE
Various techniques have been developed for different query types in content-based image retrieval (CBIR) systems such as sampling queries, constrained sampling queries, multiple c...
127
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CLEF
2004
Springer
15 years 5 months ago
2004
Springer
Abstract. Recent research has suggested that there is no general similarity measure, which can be applied on arbitrary databases without any parameterization. Hence, the optimal co...
178
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SIGMOD
2009
ACM
16 years 19 days ago
2009
ACM
The ParAccel Analytic DatabaseTM is a fast shared-nothing parallel relational database system with a columnar orientation, adaptive compression, memory-centric design, and an enha...
122
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ADBIS
2007
Springer
15 years 4 months ago
2007
Springer
Query mapping to aggregation lattices is used in order to exploit sub-cube dependencies in multidimensional databases. It is employed in mobile OLAP dissemination systems, in order...