1860 search results - page 191 / 372 » A Model of Queries for Object-Oriented Databases |
144
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TIME
2005
IEEE
15 years 10 months ago
2005
IEEE
Historical information can be effectively preserved using XML and searched through powerful historical queries written in XQuery. Indeed, by storing the successive versions of a d...
136
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SSD
2005
Springer
15 years 10 months ago
2005
Springer
Abstract. Query optimization is an important functionality of modern database systems and often based on estimating the selectivity of queries before actually executing them. Well-...
105
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SIGMOD
1996
ACM
15 years 8 months ago
1996
ACM
Repositories of multimedia objects having multiple types of attributes e.g., image, text are becoming increasingly common. A selection on these attributes will typically produce n...
125
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ADBIS
2010
Springer
15 years 6 months ago
2010
Springer
Abstract. The need for location-based services has motivated an important research effort in the efficient processing of location-dependent queries. Most of the existing approaches...
134
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CIDR
2007
15 years 6 months ago
2007
We propose a radical approach to relational query processing that aims at automatically and consistently achieving a good performance on any memory hierarchy. We believe this auto...