6974 search results - page 302 / 1395 » Querying Semi-Structured Data |
201
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ADBIS
2007
Springer
15 years 10 months ago
2007
Springer
Query mapping to aggregation lattices is used in order to exploit sub-cube dependencies in multidimensional databases. It is employed in mobile OLAP dissemination systems, in order...
169
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SIGMOD
2002
ACM
16 years 6 months ago
2002
ACM
Physical database design is important for query performance in a shared-nothing parallel database system, in which data is horizontally partitioned among multiple independent node...
174
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EDBTW
2004
Springer
16 years 2 days ago
2004
Springer
Abstract. The Web has been rapidly “deepened” with the prevalence of databases online. On this “deep Web,” numerous sources are structured, providing schema-rich data– Th...
182
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PPDP
2010
Springer
15 years 5 months ago
2010
Springer
Database query optimizers rely on data statistics in selecting query execution plans. Similar query optimization techniques are desirable for deductive databases and, to make this...
199
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DEXA
2009
Springer
16 years 1 months ago
2009
Springer
Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...