75 search results - page 10 / 15 » Comparing Nested GPSJ Queries in Multidimensional Databases |
150
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VLDB
2006
ACM
15 years 10 months ago
2006
ACM
For querying structured and semistructured data, data retrieval and document retrieval are two valuable and complementary techniques that have not yet been fully integrated. In thi...
SAC
2009
ACM
15 years 4 months ago
2009
ACM
XML data warehouses form an interesting basis for decisionsupport applications that exploit heterogeneous data from multiple sources. However, XML-native database systems currentl...
SSD
1999
Springer
15 years 2 months ago
1999
Springer
The family of R-trees is suitable for storing various kinds of multidimensional objects and is considered an excellent choice for indexing a spatial database. Region Quadtrees are ...
159
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Given a set of multidimensional data points, skyline query retrieves a set of data points that are not dominated by any other points. This query is useful for multi-preference ana...
DBPL
1995
Springer
15 years 1 months ago
1995
Springer
We study the problem of maintaining recursively-de ned views, such as the transitive closure of a relation, in traditional relational languages that do not have recursion mechanis...