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130
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TODS
2002
15 years 11 days ago
2002
Metric access methods (MAMs), such as the M-tree, are powerful index structures for supporting ty queries on metric spaces, which represent a common abstraction for those searchin...
141
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CORR
2008
Springer
14 years 11 months ago
2008
Springer
XML data warehouses form an interesting basis for decision-support applications that exploit complex data. However, native-XML database management systems (DBMSs) currently bear l...
135
Voted
IDEAS
2003
IEEE
15 years 6 months ago
2003
IEEE
In this concise paper, we present the Nested Relational Sequence Model (NRSM), which is an extension of the Nested Relational Data Model in order to handle XML data. We also intro...
191
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ICDE
2006
IEEE
16 years 2 months ago
2006
IEEE
Database columns are often correlated, so that cardinality estimates computed by assuming independence often lead to a poor choice of query plan by the optimizer. Multidimensional...
109
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SIGMOD
2010
ACM
15 years 5 months ago
2010
ACM
Fast query processing of complex objects, e.g. spatial or uncertain objects, depends on efficient spatial pruning of the objects’ approximations, which are typically minimum bou...