3678 search results - page 219 / 736 » Personalization of Queries in Database Systems |
271
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SIGMOD
2006
ACM
16 years 6 months ago
2006
ACM
This paper presents a principled framework for efficient processing of ad-hoc top-k (ranking) aggregate queries, which provide the k groups with the highest aggregates as results....
182
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LPNMR
2005
Springer
15 years 12 months ago
2005
Springer
We introduce a declarative approach for a coherent composition of autonomous databases. For this we use ID-logic, a formalism that extends classical logic with inductive definitio...
164
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MSS
1999
IEEE
15 years 10 months ago
1999
IEEE
We present recommendations on Performance Management for databases supporting Binary Large Objects (BLOB) that, under a wide range of conditions, save both storage space and datab...
211
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EDBT
2012
ACM
13 years 8 months ago
2012
ACM
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
268
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SIGMOD
2008
ACM
16 years 6 months ago
2008
ACM
XML database systems are expected to handle increasingly complex queries over increasingly large and highly structured XML databases. An important problem that needs to be solved ...