20024 search results - page 350 / 4005 » Database Management Systems |
133
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DOLAP
2009
ACM
15 years 11 months ago
2009
ACM
In this paper, we investigate the problem of answering top-k queries via materialized views. We provide theoretical guarantees for the adequacy of a view to answer a top-k query, ...
149
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DEXA
1994
Springer
15 years 8 months ago
1994
Springer
We present the PPOST-architecture (Persistent Parallel Object Store) for main-memory database systems on parallel computers, that is suited for applications with challenging perfor...
149
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BMCBI
2007
15 years 4 months ago
2007
nd: A key abstraction in representing proteomics knowledge is the notion of unique identifiers for individual entities (e.g. proteins) and the massive graph of relationships among...
152
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SIGMOD
2010
ACM
15 years 9 months ago
2010
ACM
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
141
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VLDB
1998
ACM
15 years 8 months ago
1998
ACM
We present a new client cache consistency algorithm for client caching database management systems. The algorithm, called Asynchronous Avoidance-based Cache Consistency (AACC), pr...