1724 search results - page 223 / 345 » Concurrency in the Data Warehouse |
196
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DATE
2006
IEEE
15 years 10 months ago
2006
IEEE
In current multi-media systems major parts of the functionality consist of software tasks executed on a set of concurrently operating processors. Those tasks interfere with each o...
309
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ICDE
2009
IEEE
16 years 8 months ago
2009
IEEE
One of the most challenging aspects of managing a very large data warehouse is identifying how queries will behave before they start executing. Yet knowing their performance charac...
278
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ICDE
2007
IEEE
16 years 7 months ago
2007
IEEE
Networked information systems require strong security guarantees because of the new threats that they face. Various forms of encryption have been proposed to deal with this proble...
278
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GIS
2008
ACM
16 years 7 months ago
2008
ACM
Given a spatial crime data warehouse, that is updated infrequently and a set of operations O as well as constraints of storage and update overheads, the index type selection probl...
243
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SIGMOD
2007
ACM
16 years 6 months ago
2007
ACM
Two trends are converging to make the CPU cost of a table scan a more important component of database performance. First, table scans are becoming a larger fraction of the query p...