721 search results - page 130 / 145 » Supporting top-k join queries in relational databases |
144
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SIGMOD
2008
ACM
15 years 9 months ago
2008
ACM
Many kinds of real-life data exhibit logical ordering among their data items and are thus sequential in nature. However, traditional online analytical processing (OLAP) systems an...
109
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CIKM
2010
Springer
14 years 7 months ago
2010
Springer
Schema merging is the process of consolidating multiple schemas into a unified view. The task becomes particularly challenging when the schemas are highly heterogeneous and autono...
152
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VLDB
2007
ACM
15 years 10 months ago
2007
ACM
Ontology, an explicit specification of shared conceptualization, has been increasingly used to define formal data semantics and improve data reusability and interoperability in en...
SSDBM
2003
IEEE
15 years 2 months ago
2003
IEEE
Current data management approaches can easily handle the relatively simple requirements for molecular biology research but not the more varied and sophisticated microscopy imaging...
IPPS
1998
IEEE
15 years 1 months ago
1998
IEEE
On-Line Analytical Processing techniques are used for data analysis and decision support systems. The multidimensionality of the underlying data is well represented by multidimens...