995 search results - page 104 / 199 » Optimization of Complex Nested Queries in Relational Databas... |
206
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ICDE
1997
IEEE
16 years 4 months ago
1997
IEEE
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...
142
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VLDB
1989
ACM
15 years 7 months ago
1989
ACM
This paper presents a parallel algorithm for recursive query processing and shows how it can be efficiently implemented in a local computer network. The algorithm relies on an int...
135
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DATAMINE
1998
15 years 2 months ago
1998
Many applications of knowledge discovery and data mining such as rule discovery for semantic query optimization, database integration and decision support, require the knowledge t...
231
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ICDT
2011
ACM
14 years 6 months ago
2011
ACM
Distributed data management systems consist of peers that store, exchange and process data in order to collaboratively achieve a common goal, such as evaluate some query. We study...
199
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SIGMOD
2008
ACM
16 years 3 months ago
2008
ACM
Today's enterprise databases are large and complex, often relating hundreds of entities. Enabling ordinary users to query such databases and derive value from them has been o...