2223 search results - page 180 / 445 » Query Optimization in an OODBMS |
113
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
— Massive data analysis on large clusters presents new opportunities and challenges for query optimization. Data partitioning is crucial to performance in this environment. Howev...
236
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ICDE
2008
IEEE
16 years 5 months ago
2008
IEEE
Abstract-- Our demonstration introduces a novel system architecture which massively facilitates optimization in data stream management systems (DSMS). The basic idea is to decouple...
149
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WINE
2007
Springer
15 years 10 months ago
2007
Springer
Internet search companies sell advertisement slots based on users’ search queries via an auction. Advertisers have to solve a complex optimization problem of how to place bids o...
206
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VLDB
2007
ACM
16 years 4 months ago
2007
ACM
A "plan diagram" is a pictorial enumeration of the execution plan choices of a database query optimizer over the relational selectivity space. We have shown recently tha...
200
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SIGMOD
2007
ACM
16 years 4 months ago
2007
ACM
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...