2217 search results - page 428 / 444 » Rank-aware Query Optimization |
EDBT
1990
ACM
15 years 3 months ago
1990
ACM
Deductive Databases are coming of age with the emergence of efficient and easy to use systems that support queries, reasoning, and application development on databases through dec...
102
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VLDB
1992
ACM
15 years 3 months ago
1992
ACM
This paper evaluates the performance of the parallel, main-memory DBMS, PRISMA/DB. First, an architecture for parallel query execution is presented. A performance model for the ex...
109
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EDBT
2009
ACM
15 years 3 months ago
2009
ACM
Given a set P of products, a set O of customers, and a product p P, a bichromatic reverse skyline query retrieves all the customers in O that do not find any other product in P t...
DILS
2006
Springer
15 years 3 months ago
2006
Springer
Life science researchers want biological information in their interest to become available to them as soon as possible. A monitoring system is a solution that relieves biologists f...
100
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SIGMOD
1995
ACM
15 years 3 months ago
1995
ACM
We study the problem of e cient maintenance of materialized views that may contain duplicates. This problem is particularly important when queries against such views involve aggre...