332 search results - page 33 / 67 » Materialized Views and Data Warehouses |
107
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SDMW
2007
Springer
15 years 5 months ago
2007
Springer
Abstract. We investigate the experimental effectiveness of query rewriting over XML security views. Our model consists of access control policies specified over DTDs with XPath e...
101
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DEXAW
2005
IEEE
15 years 5 months ago
2005
IEEE
We present the first prototype of INDUS (Intelligent Data Understanding System), a federated, query-centric system for information integration and knowledge acquisition from dist...
SIGMOD
2011
ACM
14 years 2 months ago
2011
ACM
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
ICPR
2010
IEEE
15 years 2 months ago
2010
IEEE
—Illumination and view dependent texture provide ample information on the appearance of real materials at the cost of enormous data storage requirements. Hence, past research foc...
112
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SIGMOD
2011
ACM
14 years 2 months ago
2011
ACM
In this paper we consider the problem of answering queries using views, which is important for data integration, query optimization, and data warehouses. We consider its simplest ...